Home / 5,087,166.90-7,630,750.35-1,300,449.30

Finding the Fourth Proportional to 5,087,166.90, 7,630,750.35 and 1,300,449.30

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Solution

The fourth proportional to 5,087,166.90, 7,630,750.35 and 1,300,449.30 is: 1,950,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,166.90 : 7,630,750.35 = 1,300,449.30 : x
  2. Step 2: Convert to fraction form
    5,087,166.90/7,630,750.35 = 1,300,449.30/x
  3. Step 3: Cross multiply
    5,087,166.90x = 7,630,750.35 × 1,300,449.30
  4. Step 4: Simplify right side
    5,087,166.90x = 9,923,403,951,132.25
  5. Step 5: Solve for x
    x = 9,923,403,951,132.25/5,087,166.90
  6. Step 6: Final answer
    x = 1,950,673.95

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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.