Home / 1,409,327.28-2,113,915.44-498,446.64

Finding the Fourth Proportional to 1,409,327.28, 2,113,915.44 and 498,446.64

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Solution

The fourth proportional to 1,409,327.28, 2,113,915.44 and 498,446.64 is: 747,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,327.28 : 2,113,915.44 = 498,446.64 : x
  2. Step 2: Convert to fraction form
    1,409,327.28/2,113,915.44 = 498,446.64/x
  3. Step 3: Cross multiply
    1,409,327.28x = 2,113,915.44 × 498,446.64
  4. Step 4: Simplify right side
    1,409,327.28x = 1,053,674,048,312.12
  5. Step 5: Solve for x
    x = 1,053,674,048,312.12/1,409,327.28
  6. Step 6: Final answer
    x = 747,643.26

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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.