Home / 1,418,942.75-2,126,565.88-576,509.63

Finding the Fourth Proportional to 1,418,942.75, 2,126,565.88 and 576,509.63

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Solution

The fourth proportional to 1,418,942.75, 2,126,565.88 and 576,509.63 is: 864,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,942.75 : 2,126,565.88 = 576,509.63 : x
  2. Step 2: Convert to fraction form
    1,418,942.75/2,126,565.88 = 576,509.63/x
  3. Step 3: Cross multiply
    1,418,942.75x = 2,126,565.88 × 576,509.63
  4. Step 4: Simplify right side
    1,418,942.75x = 1,225,985,696,575.32
  5. Step 5: Solve for x
    x = 1,225,985,696,575.32/1,418,942.75
  6. Step 6: Final answer
    x = 864,013.51

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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.