Home / 1,186,305.18-1,776,873.90-615,965.70

Finding the Fourth Proportional to 1,186,305.18, 1,776,873.90 and 615,965.70

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Solution

The fourth proportional to 1,186,305.18, 1,776,873.90 and 615,965.70 is: 922,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,305.18 : 1,776,873.90 = 615,965.70 : x
  2. Step 2: Convert to fraction form
    1,186,305.18/1,776,873.90 = 615,965.70/x
  3. Step 3: Cross multiply
    1,186,305.18x = 1,776,873.90 × 615,965.70
  4. Step 4: Simplify right side
    1,186,305.18x = 1,094,493,375,625.23
  5. Step 5: Solve for x
    x = 1,094,493,375,625.23/1,186,305.18
  6. Step 6: Final answer
    x = 922,606.93

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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.