Home / 1,307,331.60-1,961,110.49-360,702.21

Finding the Fourth Proportional to 1,307,331.60, 1,961,110.49 and 360,702.21

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Solution

The fourth proportional to 1,307,331.60, 1,961,110.49 and 360,702.21 is: 541,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,331.60 : 1,961,110.49 = 360,702.21 : x
  2. Step 2: Convert to fraction form
    1,307,331.60/1,961,110.49 = 360,702.21/x
  3. Step 3: Cross multiply
    1,307,331.60x = 1,961,110.49 × 360,702.21
  4. Step 4: Simplify right side
    1,307,331.60x = 707,376,895,376.79
  5. Step 5: Solve for x
    x = 707,376,895,376.79/1,307,331.60
  6. Step 6: Final answer
    x = 541,084.52

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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.