Home / 5,920,123.57-8,880,185.70-1,432,399.57

Finding the Fourth Proportional to 5,920,123.57, 8,880,185.70 and 1,432,399.57

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Solution

The fourth proportional to 5,920,123.57, 8,880,185.70 and 1,432,399.57 is: 2,148,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,123.57 : 8,880,185.70 = 1,432,399.57 : x
  2. Step 2: Convert to fraction form
    5,920,123.57/8,880,185.70 = 1,432,399.57/x
  3. Step 3: Cross multiply
    5,920,123.57x = 8,880,185.70 × 1,432,399.57
  4. Step 4: Simplify right side
    5,920,123.57x = 12,719,974,176,946.58
  5. Step 5: Solve for x
    x = 12,719,974,176,946.58/5,920,123.57
  6. Step 6: Final answer
    x = 2,148,599.44

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Similar ratio
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1.5x scale

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.