Home / 1,114,221.97-1,537,632.59-655,355.81

Finding the Fourth Proportional to 1,114,221.97, 1,537,632.59 and 655,355.81

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Solution

The fourth proportional to 1,114,221.97, 1,537,632.59 and 655,355.81 is: 904,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,221.97 : 1,537,632.59 = 655,355.81 : x
  2. Step 2: Convert to fraction form
    1,114,221.97/1,537,632.59 = 655,355.81/x
  3. Step 3: Cross multiply
    1,114,221.97x = 1,537,632.59 × 655,355.81
  4. Step 4: Simplify right side
    1,114,221.97x = 1,007,696,445,452.07
  5. Step 5: Solve for x
    x = 1,007,696,445,452.07/1,114,221.97
  6. Step 6: Final answer
    x = 904,394.70

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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.