Home / 1,672,373.10-2,307,836.15-974,609.43

Finding the Fourth Proportional to 1,672,373.10, 2,307,836.15 and 974,609.43

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Solution

The fourth proportional to 1,672,373.10, 2,307,836.15 and 974,609.43 is: 1,344,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,373.10 : 2,307,836.15 = 974,609.43 : x
  2. Step 2: Convert to fraction form
    1,672,373.10/2,307,836.15 = 974,609.43/x
  3. Step 3: Cross multiply
    1,672,373.10x = 2,307,836.15 × 974,609.43
  4. Step 4: Simplify right side
    1,672,373.10x = 2,249,238,869,811.85
  5. Step 5: Solve for x
    x = 2,249,238,869,811.85/1,672,373.10
  6. Step 6: Final answer
    x = 1,344,938.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.