Home / 993,838.60-1,490,757.90-897,416.20

Finding the Fourth Proportional to 993,838.60, 1,490,757.90 and 897,416.20

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Solution

The fourth proportional to 993,838.60, 1,490,757.90 and 897,416.20 is: 1,346,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,838.60 : 1,490,757.90 = 897,416.20 : x
  2. Step 2: Convert to fraction form
    993,838.60/1,490,757.90 = 897,416.20/x
  3. Step 3: Cross multiply
    993,838.60x = 1,490,757.90 × 897,416.20
  4. Step 4: Simplify right side
    993,838.60x = 1,337,830,289,737.98
  5. Step 5: Solve for x
    x = 1,337,830,289,737.98/993,838.60
  6. Step 6: Final answer
    x = 1,346,124.30

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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.