Home / 1,245,653.03-1,719,001.17-672,693.16

Finding the Fourth Proportional to 1,245,653.03, 1,719,001.17 and 672,693.16

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Solution

The fourth proportional to 1,245,653.03, 1,719,001.17 and 672,693.16 is: 928,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,653.03 : 1,719,001.17 = 672,693.16 : x
  2. Step 2: Convert to fraction form
    1,245,653.03/1,719,001.17 = 672,693.16/x
  3. Step 3: Cross multiply
    1,245,653.03x = 1,719,001.17 × 672,693.16
  4. Step 4: Simplify right side
    1,245,653.03x = 1,156,360,329,091.00
  5. Step 5: Solve for x
    x = 1,156,360,329,091.00/1,245,653.03
  6. Step 6: Final answer
    x = 928,316.55

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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.