Home / 3,640,688.40-5,463,000.90-1,510,987.80

Finding the Fourth Proportional to 3,640,688.40, 5,463,000.90 and 1,510,987.80

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Solution

The fourth proportional to 3,640,688.40, 5,463,000.90 and 1,510,987.80 is: 2,267,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,688.40 : 5,463,000.90 = 1,510,987.80 : x
  2. Step 2: Convert to fraction form
    3,640,688.40/5,463,000.90 = 1,510,987.80/x
  3. Step 3: Cross multiply
    3,640,688.40x = 5,463,000.90 × 1,510,987.80
  4. Step 4: Simplify right side
    3,640,688.40x = 8,254,527,711,289.02
  5. Step 5: Solve for x
    x = 8,254,527,711,289.02/3,640,688.40
  6. Step 6: Final answer
    x = 2,267,298.60

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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.