Home / 1,952,715.60-2,930,801.40-1,152,997.20

Finding the Fourth Proportional to 1,952,715.60, 2,930,801.40 and 1,152,997.20

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Solution

The fourth proportional to 1,952,715.60, 2,930,801.40 and 1,152,997.20 is: 1,730,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,715.60 : 2,930,801.40 = 1,152,997.20 : x
  2. Step 2: Convert to fraction form
    1,952,715.60/2,930,801.40 = 1,152,997.20/x
  3. Step 3: Cross multiply
    1,952,715.60x = 2,930,801.40 × 1,152,997.20
  4. Step 4: Simplify right side
    1,952,715.60x = 3,379,205,807,956.08
  5. Step 5: Solve for x
    x = 3,379,205,807,956.08/1,952,715.60
  6. Step 6: Final answer
    x = 1,730,516.11

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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.