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Finding the Fourth Proportional to 1,569,430.53, 2,348,027.24 and 1,375,767.60

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Solution

The fourth proportional to 1,569,430.53, 2,348,027.24 and 1,375,767.60 is: 2,058,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,430.53 : 2,348,027.24 = 1,375,767.60 : x
  2. Step 2: Convert to fraction form
    1,569,430.53/2,348,027.24 = 1,375,767.60/x
  3. Step 3: Cross multiply
    1,569,430.53x = 2,348,027.24 × 1,375,767.60
  4. Step 4: Simplify right side
    1,569,430.53x = 3,230,339,793,830.59
  5. Step 5: Solve for x
    x = 3,230,339,793,830.59/1,569,430.53
  6. Step 6: Final answer
    x = 2,058,287.85

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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.