Home / 5,265,662.60-7,897,649.10-1,898,136.20

Finding the Fourth Proportional to 5,265,662.60, 7,897,649.10 and 1,898,136.20

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Solution

The fourth proportional to 5,265,662.60, 7,897,649.10 and 1,898,136.20 is: 2,846,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,662.60 : 7,897,649.10 = 1,898,136.20 : x
  2. Step 2: Convert to fraction form
    5,265,662.60/7,897,649.10 = 1,898,136.20/x
  3. Step 3: Cross multiply
    5,265,662.60x = 7,897,649.10 × 1,898,136.20
  4. Step 4: Simplify right side
    5,265,662.60x = 14,990,813,651,607.42
  5. Step 5: Solve for x
    x = 14,990,813,651,607.42/5,265,662.60
  6. Step 6: Final answer
    x = 2,846,899.77

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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.