Home / 1,245,653.03-1,719,001.17-672,693.17

Finding the Fourth Proportional to 1,245,653.03, 1,719,001.17 and 672,693.17

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Solution

The fourth proportional to 1,245,653.03, 1,719,001.17 and 672,693.17 is: 928,316.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,653.03 : 1,719,001.17 = 672,693.17 : x
  2. Step 2: Convert to fraction form
    1,245,653.03/1,719,001.17 = 672,693.17/x
  3. Step 3: Cross multiply
    1,245,653.03x = 1,719,001.17 × 672,693.17
  4. Step 4: Simplify right side
    1,245,653.03x = 1,156,360,337,686.00
  5. Step 5: Solve for x
    x = 1,156,360,337,686.00/1,245,653.03
  6. Step 6: Final answer
    x = 928,316.57

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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.