Home / 1,124,317.26-1,686,366.54-618,712.02

Finding the Fourth Proportional to 1,124,317.26, 1,686,366.54 and 618,712.02

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Solution

The fourth proportional to 1,124,317.26, 1,686,366.54 and 618,712.02 is: 928,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,317.26 : 1,686,366.54 = 618,712.02 : x
  2. Step 2: Convert to fraction form
    1,124,317.26/1,686,366.54 = 618,712.02/x
  3. Step 3: Cross multiply
    1,124,317.26x = 1,686,366.54 × 618,712.02
  4. Step 4: Simplify right side
    1,124,317.26x = 1,043,375,248,423.81
  5. Step 5: Solve for x
    x = 1,043,375,248,423.81/1,124,317.26
  6. Step 6: Final answer
    x = 928,007.85

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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.