Home / 1,005,856.20-1,387,976.58-576,154.44

Finding the Fourth Proportional to 1,005,856.20, 1,387,976.58 and 576,154.44

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Solution

The fourth proportional to 1,005,856.20, 1,387,976.58 and 576,154.44 is: 795,033.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,856.20 : 1,387,976.58 = 576,154.44 : x
  2. Step 2: Convert to fraction form
    1,005,856.20/1,387,976.58 = 576,154.44/x
  3. Step 3: Cross multiply
    1,005,856.20x = 1,387,976.58 × 576,154.44
  4. Step 4: Simplify right side
    1,005,856.20x = 799,688,869,183.02
  5. Step 5: Solve for x
    x = 799,688,869,183.02/1,005,856.20
  6. Step 6: Final answer
    x = 795,033.00

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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.