Home / 2,897,136.60-4,347,260.10-1,214,410.20

Finding the Fourth Proportional to 2,897,136.60, 4,347,260.10 and 1,214,410.20

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Solution

The fourth proportional to 2,897,136.60, 4,347,260.10 and 1,214,410.20 is: 1,822,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,136.60 : 4,347,260.10 = 1,214,410.20 : x
  2. Step 2: Convert to fraction form
    2,897,136.60/4,347,260.10 = 1,214,410.20/x
  3. Step 3: Cross multiply
    2,897,136.60x = 4,347,260.10 × 1,214,410.20
  4. Step 4: Simplify right side
    2,897,136.60x = 5,279,357,007,493.02
  5. Step 5: Solve for x
    x = 5,279,357,007,493.02/2,897,136.60
  6. Step 6: Final answer
    x = 1,822,267.20

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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.