Home / 1,108,965.60-1,661,115.60-922,341.60

Finding the Fourth Proportional to 1,108,965.60, 1,661,115.60 and 922,341.60

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Solution

The fourth proportional to 1,108,965.60, 1,661,115.60 and 922,341.60 is: 1,381,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,965.60 : 1,661,115.60 = 922,341.60 : x
  2. Step 2: Convert to fraction form
    1,108,965.60/1,661,115.60 = 922,341.60/x
  3. Step 3: Cross multiply
    1,108,965.60x = 1,661,115.60 × 922,341.60
  4. Step 4: Simplify right side
    1,108,965.60x = 1,532,116,020,288.96
  5. Step 5: Solve for x
    x = 1,532,116,020,288.96/1,108,965.60
  6. Step 6: Final answer
    x = 1,381,572.18

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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.