Home / 5,087,193.90-7,630,790.85-1,300,476.30

Finding the Fourth Proportional to 5,087,193.90, 7,630,790.85 and 1,300,476.30

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Solution

The fourth proportional to 5,087,193.90, 7,630,790.85 and 1,300,476.30 is: 1,950,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,193.90 : 7,630,790.85 = 1,300,476.30 : x
  2. Step 2: Convert to fraction form
    5,087,193.90/7,630,790.85 = 1,300,476.30/x
  3. Step 3: Cross multiply
    5,087,193.90x = 7,630,790.85 × 1,300,476.30
  4. Step 4: Simplify right side
    5,087,193.90x = 9,923,662,650,681.86
  5. Step 5: Solve for x
    x = 9,923,662,650,681.86/5,087,193.90
  6. Step 6: Final answer
    x = 1,950,714.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.