Home / 1,551,212.64-2,326,819.65-486,337.74

Finding the Fourth Proportional to 1,551,212.64, 2,326,819.65 and 486,337.74

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Solution

The fourth proportional to 1,551,212.64, 2,326,819.65 and 486,337.74 is: 729,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,212.64 : 2,326,819.65 = 486,337.74 : x
  2. Step 2: Convert to fraction form
    1,551,212.64/2,326,819.65 = 486,337.74/x
  3. Step 3: Cross multiply
    1,551,212.64x = 2,326,819.65 × 486,337.74
  4. Step 4: Simplify right side
    1,551,212.64x = 1,131,620,209,968.59
  5. Step 5: Solve for x
    x = 1,131,620,209,968.59/1,551,212.64
  6. Step 6: Final answer
    x = 729,506.83

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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.