Home / 1,316,327.60-1,976,824.20-1,017,534.80

Finding the Fourth Proportional to 1,316,327.60, 1,976,824.20 and 1,017,534.80

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Solution

The fourth proportional to 1,316,327.60, 1,976,824.20 and 1,017,534.80 is: 1,528,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,327.60 : 1,976,824.20 = 1,017,534.80 : x
  2. Step 2: Convert to fraction form
    1,316,327.60/1,976,824.20 = 1,017,534.80/x
  3. Step 3: Cross multiply
    1,316,327.60x = 1,976,824.20 × 1,017,534.80
  4. Step 4: Simplify right side
    1,316,327.60x = 2,011,487,416,982.16
  5. Step 5: Solve for x
    x = 2,011,487,416,982.16/1,316,327.60
  6. Step 6: Final answer
    x = 1,528,105.48

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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.