Home / 1,363,691.88-1,881,114.36-853,508.52

Finding the Fourth Proportional to 1,363,691.88, 1,881,114.36 and 853,508.52

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Solution

The fourth proportional to 1,363,691.88, 1,881,114.36 and 853,508.52 is: 1,177,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,691.88 : 1,881,114.36 = 853,508.52 : x
  2. Step 2: Convert to fraction form
    1,363,691.88/1,881,114.36 = 853,508.52/x
  3. Step 3: Cross multiply
    1,363,691.88x = 1,881,114.36 × 853,508.52
  4. Step 4: Simplify right side
    1,363,691.88x = 1,605,547,133,354.35
  5. Step 5: Solve for x
    x = 1,605,547,133,354.35/1,363,691.88
  6. Step 6: Final answer
    x = 1,177,353.30

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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.