Home / 1,418,000.54-2,127,097.72-407,044.76

Finding the Fourth Proportional to 1,418,000.54, 2,127,097.72 and 407,044.76

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Solution

The fourth proportional to 1,418,000.54, 2,127,097.72 and 407,044.76 is: 610,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,000.54 : 2,127,097.72 = 407,044.76 : x
  2. Step 2: Convert to fraction form
    1,418,000.54/2,127,097.72 = 407,044.76/x
  3. Step 3: Cross multiply
    1,418,000.54x = 2,127,097.72 × 407,044.76
  4. Step 4: Simplify right side
    1,418,000.54x = 865,823,980,933.95
  5. Step 5: Solve for x
    x = 865,823,980,933.95/1,418,000.54
  6. Step 6: Final answer
    x = 610,594.96

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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.