Home / 5,432,992.40-8,149,488.60-1,838,876.60

Finding the Fourth Proportional to 5,432,992.40, 8,149,488.60 and 1,838,876.60

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Solution

The fourth proportional to 5,432,992.40, 8,149,488.60 and 1,838,876.60 is: 2,758,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,992.40 : 8,149,488.60 = 1,838,876.60 : x
  2. Step 2: Convert to fraction form
    5,432,992.40/8,149,488.60 = 1,838,876.60/x
  3. Step 3: Cross multiply
    5,432,992.40x = 8,149,488.60 × 1,838,876.60
  4. Step 4: Simplify right side
    5,432,992.40x = 14,985,903,888,506.76
  5. Step 5: Solve for x
    x = 14,985,903,888,506.76/5,432,992.40
  6. Step 6: Final answer
    x = 2,758,314.90

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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.