Home / 5,425,611.20-7,487,354.12-3,220,916.20

Finding the Fourth Proportional to 5,425,611.20, 7,487,354.12 and 3,220,916.20

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Solution

The fourth proportional to 5,425,611.20, 7,487,354.12 and 3,220,916.20 is: 4,444,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,611.20 : 7,487,354.12 = 3,220,916.20 : x
  2. Step 2: Convert to fraction form
    5,425,611.20/7,487,354.12 = 3,220,916.20/x
  3. Step 3: Cross multiply
    5,425,611.20x = 7,487,354.12 × 3,220,916.20
  4. Step 4: Simplify right side
    5,425,611.20x = 24,116,140,163,539.43
  5. Step 5: Solve for x
    x = 24,116,140,163,539.43/5,425,611.20
  6. Step 6: Final answer
    x = 4,444,870.68

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Double scale
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1.5x scale

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.