Home / 1,423,630.22-2,135,461.52-477,002.66

Finding the Fourth Proportional to 1,423,630.22, 2,135,461.52 and 477,002.66

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Solution

The fourth proportional to 1,423,630.22, 2,135,461.52 and 477,002.66 is: 715,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,630.22 : 2,135,461.52 = 477,002.66 : x
  2. Step 2: Convert to fraction form
    1,423,630.22/2,135,461.52 = 477,002.66/x
  3. Step 3: Cross multiply
    1,423,630.22x = 2,135,461.52 × 477,002.66
  4. Step 4: Simplify right side
    1,423,630.22x = 1,018,620,815,882.84
  5. Step 5: Solve for x
    x = 1,018,620,815,882.84/1,423,630.22
  6. Step 6: Final answer
    x = 715,509.41

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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.