Home / 4,154,887.20-6,231,164.40-1,315,869.60

Finding the Fourth Proportional to 4,154,887.20, 6,231,164.40 and 1,315,869.60

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Solution

The fourth proportional to 4,154,887.20, 6,231,164.40 and 1,315,869.60 is: 1,973,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,887.20 : 6,231,164.40 = 1,315,869.60 : x
  2. Step 2: Convert to fraction form
    4,154,887.20/6,231,164.40 = 1,315,869.60/x
  3. Step 3: Cross multiply
    4,154,887.20x = 6,231,164.40 × 1,315,869.60
  4. Step 4: Simplify right side
    4,154,887.20x = 8,199,399,806,562.24
  5. Step 5: Solve for x
    x = 8,199,399,806,562.24/4,154,887.20
  6. Step 6: Final answer
    x = 1,973,435.00

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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.