Home / 1,241,536.64-1,713,265.32-725,338.40

Finding the Fourth Proportional to 1,241,536.64, 1,713,265.32 and 725,338.40

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Solution

The fourth proportional to 1,241,536.64, 1,713,265.32 and 725,338.40 is: 1,000,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,536.64 : 1,713,265.32 = 725,338.40 : x
  2. Step 2: Convert to fraction form
    1,241,536.64/1,713,265.32 = 725,338.40/x
  3. Step 3: Cross multiply
    1,241,536.64x = 1,713,265.32 × 725,338.40
  4. Step 4: Simplify right side
    1,241,536.64x = 1,242,697,125,984.29
  5. Step 5: Solve for x
    x = 1,242,697,125,984.29/1,241,536.64
  6. Step 6: Final answer
    x = 1,000,934.72

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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.