Home / 1,062,435.92-1,466,118.78-578,990.70

Finding the Fourth Proportional to 1,062,435.92, 1,466,118.78 and 578,990.70

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Solution

The fourth proportional to 1,062,435.92, 1,466,118.78 and 578,990.70 is: 798,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,435.92 : 1,466,118.78 = 578,990.70 : x
  2. Step 2: Convert to fraction form
    1,062,435.92/1,466,118.78 = 578,990.70/x
  3. Step 3: Cross multiply
    1,062,435.92x = 1,466,118.78 × 578,990.70
  4. Step 4: Simplify right side
    1,062,435.92x = 848,869,138,715.35
  5. Step 5: Solve for x
    x = 848,869,138,715.35/1,062,435.92
  6. Step 6: Final answer
    x = 798,983.85

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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.