Home / 1,186,951.20-1,637,099.28-824,375.76

Finding the Fourth Proportional to 1,186,951.20, 1,637,099.28 and 824,375.76

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Solution

The fourth proportional to 1,186,951.20, 1,637,099.28 and 824,375.76 is: 1,137,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,951.20 : 1,637,099.28 = 824,375.76 : x
  2. Step 2: Convert to fraction form
    1,186,951.20/1,637,099.28 = 824,375.76/x
  3. Step 3: Cross multiply
    1,186,951.20x = 1,637,099.28 × 824,375.76
  4. Step 4: Simplify right side
    1,186,951.20x = 1,349,584,963,145.45
  5. Step 5: Solve for x
    x = 1,349,584,963,145.45/1,186,951.20
  6. Step 6: Final answer
    x = 1,137,018.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.