Home / 1,228,160.43-1,842,521.10-375,353.46

Finding the Fourth Proportional to 1,228,160.43, 1,842,521.10 and 375,353.46

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Solution

The fourth proportional to 1,228,160.43, 1,842,521.10 and 375,353.46 is: 563,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,160.43 : 1,842,521.10 = 375,353.46 : x
  2. Step 2: Convert to fraction form
    1,228,160.43/1,842,521.10 = 375,353.46/x
  3. Step 3: Cross multiply
    1,228,160.43x = 1,842,521.10 × 375,353.46
  4. Step 4: Simplify right side
    1,228,160.43x = 691,596,670,008.01
  5. Step 5: Solve for x
    x = 691,596,670,008.01/1,228,160.43
  6. Step 6: Final answer
    x = 563,115.90

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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.