Home / 5,087,164.40-7,630,746.60-1,300,446.80

Finding the Fourth Proportional to 5,087,164.40, 7,630,746.60 and 1,300,446.80

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Solution

The fourth proportional to 5,087,164.40, 7,630,746.60 and 1,300,446.80 is: 1,950,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,164.40 : 7,630,746.60 = 1,300,446.80 : x
  2. Step 2: Convert to fraction form
    5,087,164.40/7,630,746.60 = 1,300,446.80/x
  3. Step 3: Cross multiply
    5,087,164.40x = 7,630,746.60 × 1,300,446.80
  4. Step 4: Simplify right side
    5,087,164.40x = 9,923,379,997,580.88
  5. Step 5: Solve for x
    x = 9,923,379,997,580.88/5,087,164.40
  6. Step 6: Final answer
    x = 1,950,670.20

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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.