Home / 1,170,275.25-1,755,919.98-412,657.91

Finding the Fourth Proportional to 1,170,275.25, 1,755,919.98 and 412,657.91

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Solution

The fourth proportional to 1,170,275.25, 1,755,919.98 and 412,657.91 is: 619,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,275.25 : 1,755,919.98 = 412,657.91 : x
  2. Step 2: Convert to fraction form
    1,170,275.25/1,755,919.98 = 412,657.91/x
  3. Step 3: Cross multiply
    1,170,275.25x = 1,755,919.98 × 412,657.91
  4. Step 4: Simplify right side
    1,170,275.25x = 724,594,273,463.84
  5. Step 5: Solve for x
    x = 724,594,273,463.84/1,170,275.25
  6. Step 6: Final answer
    x = 619,165.68

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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.