Home / 1,250,153.63-1,724,862.02-785,057.66

Finding the Fourth Proportional to 1,250,153.63, 1,724,862.02 and 785,057.66

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Solution

The fourth proportional to 1,250,153.63, 1,724,862.02 and 785,057.66 is: 1,083,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,153.63 : 1,724,862.02 = 785,057.66 : x
  2. Step 2: Convert to fraction form
    1,250,153.63/1,724,862.02 = 785,057.66/x
  3. Step 3: Cross multiply
    1,250,153.63x = 1,724,862.02 × 785,057.66
  4. Step 4: Simplify right side
    1,250,153.63x = 1,354,116,128,694.47
  5. Step 5: Solve for x
    x = 1,354,116,128,694.47/1,250,153.63
  6. Step 6: Final answer
    x = 1,083,159.78

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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.