Home / 1,617,167.70-2,425,751.55-479,970.90

Finding the Fourth Proportional to 1,617,167.70, 2,425,751.55 and 479,970.90

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Solution

The fourth proportional to 1,617,167.70, 2,425,751.55 and 479,970.90 is: 719,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,167.70 : 2,425,751.55 = 479,970.90 : x
  2. Step 2: Convert to fraction form
    1,617,167.70/2,425,751.55 = 479,970.90/x
  3. Step 3: Cross multiply
    1,617,167.70x = 2,425,751.55 × 479,970.90
  4. Step 4: Simplify right side
    1,617,167.70x = 1,164,290,154,629.90
  5. Step 5: Solve for x
    x = 1,164,290,154,629.90/1,617,167.70
  6. Step 6: Final answer
    x = 719,956.35

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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.