Home / 985,551.60-1,478,327.40-885,824.40

Finding the Fourth Proportional to 985,551.60, 1,478,327.40 and 885,824.40

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Solution

The fourth proportional to 985,551.60, 1,478,327.40 and 885,824.40 is: 1,328,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,551.60 : 1,478,327.40 = 885,824.40 : x
  2. Step 2: Convert to fraction form
    985,551.60/1,478,327.40 = 885,824.40/x
  3. Step 3: Cross multiply
    985,551.60x = 1,478,327.40 × 885,824.40
  4. Step 4: Simplify right side
    985,551.60x = 1,309,538,482,108.56
  5. Step 5: Solve for x
    x = 1,309,538,482,108.56/985,551.60
  6. Step 6: Final answer
    x = 1,328,736.60

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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.