Home / 1,672,374.85-2,307,838.56-974,611.18

Finding the Fourth Proportional to 1,672,374.85, 2,307,838.56 and 974,611.18

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Solution

The fourth proportional to 1,672,374.85, 2,307,838.56 and 974,611.18 is: 1,344,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,374.85 : 2,307,838.56 = 974,611.18 : x
  2. Step 2: Convert to fraction form
    1,672,374.85/2,307,838.56 = 974,611.18/x
  3. Step 3: Cross multiply
    1,672,374.85x = 2,307,838.56 × 974,611.18
  4. Step 4: Simplify right side
    1,672,374.85x = 2,249,245,262,211.10
  5. Step 5: Solve for x
    x = 2,249,245,262,211.10/1,672,374.85
  6. Step 6: Final answer
    x = 1,344,940.86

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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.