Home / 1,241,505.64-1,713,222.60-725,307.40

Finding the Fourth Proportional to 1,241,505.64, 1,713,222.60 and 725,307.40

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Solution

The fourth proportional to 1,241,505.64, 1,713,222.60 and 725,307.40 is: 1,000,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,505.64 : 1,713,222.60 = 725,307.40 : x
  2. Step 2: Convert to fraction form
    1,241,505.64/1,713,222.60 = 725,307.40/x
  3. Step 3: Cross multiply
    1,241,505.64x = 1,713,222.60 × 725,307.40
  4. Step 4: Simplify right side
    1,241,505.64x = 1,242,613,029,627.24
  5. Step 5: Solve for x
    x = 1,242,613,029,627.24/1,241,505.64
  6. Step 6: Final answer
    x = 1,000,891.97

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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.