Home / 1,096,715.79-1,640,612.19-927,179.55

Finding the Fourth Proportional to 1,096,715.79, 1,640,612.19 and 927,179.55

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Solution

The fourth proportional to 1,096,715.79, 1,640,612.19 and 927,179.55 is: 1,386,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,715.79 : 1,640,612.19 = 927,179.55 : x
  2. Step 2: Convert to fraction form
    1,096,715.79/1,640,612.19 = 927,179.55/x
  3. Step 3: Cross multiply
    1,096,715.79x = 1,640,612.19 × 927,179.55
  4. Step 4: Simplify right side
    1,096,715.79x = 1,521,142,072,048.71
  5. Step 5: Solve for x
    x = 1,521,142,072,048.71/1,096,715.79
  6. Step 6: Final answer
    x = 1,386,997.51

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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.