Home / 1,270,792.16-1,753,876.70-761,541.92

Finding the Fourth Proportional to 1,270,792.16, 1,753,876.70 and 761,541.92

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Solution

The fourth proportional to 1,270,792.16, 1,753,876.70 and 761,541.92 is: 1,051,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,792.16 : 1,753,876.70 = 761,541.92 : x
  2. Step 2: Convert to fraction form
    1,270,792.16/1,753,876.70 = 761,541.92/x
  3. Step 3: Cross multiply
    1,270,792.16x = 1,753,876.70 × 761,541.92
  4. Step 4: Simplify right side
    1,270,792.16x = 1,335,650,616,984.17
  5. Step 5: Solve for x
    x = 1,335,650,616,984.17/1,270,792.16
  6. Step 6: Final answer
    x = 1,051,037.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.