Home / 1,040,001.60-1,557,669.60-853,377.60

Finding the Fourth Proportional to 1,040,001.60, 1,557,669.60 and 853,377.60

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Solution

The fourth proportional to 1,040,001.60, 1,557,669.60 and 853,377.60 is: 1,278,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,001.60 : 1,557,669.60 = 853,377.60 : x
  2. Step 2: Convert to fraction form
    1,040,001.60/1,557,669.60 = 853,377.60/x
  3. Step 3: Cross multiply
    1,040,001.60x = 1,557,669.60 × 853,377.60
  4. Step 4: Simplify right side
    1,040,001.60x = 1,329,280,344,840.96
  5. Step 5: Solve for x
    x = 1,329,280,344,840.96/1,040,001.60
  6. Step 6: Final answer
    x = 1,278,152.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.