Home / 1,545,501.60-2,318,252.40-423,568.80

Finding the Fourth Proportional to 1,545,501.60, 2,318,252.40 and 423,568.80

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Solution

The fourth proportional to 1,545,501.60, 2,318,252.40 and 423,568.80 is: 635,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,501.60 : 2,318,252.40 = 423,568.80 : x
  2. Step 2: Convert to fraction form
    1,545,501.60/2,318,252.40 = 423,568.80/x
  3. Step 3: Cross multiply
    1,545,501.60x = 2,318,252.40 × 423,568.80
  4. Step 4: Simplify right side
    1,545,501.60x = 981,939,387,165.12
  5. Step 5: Solve for x
    x = 981,939,387,165.12/1,545,501.60
  6. Step 6: Final answer
    x = 635,353.20

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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.