Home / 2,459,318.60-3,689,496.30-1,038,643.40

Finding the Fourth Proportional to 2,459,318.60, 3,689,496.30 and 1,038,643.40

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Solution

The fourth proportional to 2,459,318.60, 3,689,496.30 and 1,038,643.40 is: 1,558,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,318.60 : 3,689,496.30 = 1,038,643.40 : x
  2. Step 2: Convert to fraction form
    2,459,318.60/3,689,496.30 = 1,038,643.40/x
  3. Step 3: Cross multiply
    2,459,318.60x = 3,689,496.30 × 1,038,643.40
  4. Step 4: Simplify right side
    2,459,318.60x = 3,832,070,981,319.42
  5. Step 5: Solve for x
    x = 3,832,070,981,319.42/2,459,318.60
  6. Step 6: Final answer
    x = 1,558,184.04

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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.