Home / 1,457,306.40-2,184,793.20-615,165.60

Finding the Fourth Proportional to 1,457,306.40, 2,184,793.20 and 615,165.60

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Solution

The fourth proportional to 1,457,306.40, 2,184,793.20 and 615,165.60 is: 922,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,306.40 : 2,184,793.20 = 615,165.60 : x
  2. Step 2: Convert to fraction form
    1,457,306.40/2,184,793.20 = 615,165.60/x
  3. Step 3: Cross multiply
    1,457,306.40x = 2,184,793.20 × 615,165.60
  4. Step 4: Simplify right side
    1,457,306.40x = 1,344,009,619,753.92
  5. Step 5: Solve for x
    x = 1,344,009,619,753.92/1,457,306.40
  6. Step 6: Final answer
    x = 922,256.03

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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.