Home / 1,016,920.03-1,403,345.82-558,042.32

Finding the Fourth Proportional to 1,016,920.03, 1,403,345.82 and 558,042.32

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Solution

The fourth proportional to 1,016,920.03, 1,403,345.82 and 558,042.32 is: 770,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,920.03 : 1,403,345.82 = 558,042.32 : x
  2. Step 2: Convert to fraction form
    1,016,920.03/1,403,345.82 = 558,042.32/x
  3. Step 3: Cross multiply
    1,016,920.03x = 1,403,345.82 × 558,042.32
  4. Step 4: Simplify right side
    1,016,920.03x = 783,126,357,155.10
  5. Step 5: Solve for x
    x = 783,126,357,155.10/1,016,920.03
  6. Step 6: Final answer
    x = 770,096.30

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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.