Home / 1,138,553.66-1,708,110.75-802,251.02

Finding the Fourth Proportional to 1,138,553.66, 1,708,110.75 and 802,251.02

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Solution

The fourth proportional to 1,138,553.66, 1,708,110.75 and 802,251.02 is: 1,203,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,553.66 : 1,708,110.75 = 802,251.02 : x
  2. Step 2: Convert to fraction form
    1,138,553.66/1,708,110.75 = 802,251.02/x
  3. Step 3: Cross multiply
    1,138,553.66x = 1,708,110.75 × 802,251.02
  4. Step 4: Simplify right side
    1,138,553.66x = 1,370,333,591,460.47
  5. Step 5: Solve for x
    x = 1,370,333,591,460.47/1,138,553.66
  6. Step 6: Final answer
    x = 1,203,574.01

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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.