Home / 1,663,154.64-2,295,151.46-899,206.38

Finding the Fourth Proportional to 1,663,154.64, 2,295,151.46 and 899,206.38

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Solution

The fourth proportional to 1,663,154.64, 2,295,151.46 and 899,206.38 is: 1,240,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,154.64 : 2,295,151.46 = 899,206.38 : x
  2. Step 2: Convert to fraction form
    1,663,154.64/2,295,151.46 = 899,206.38/x
  3. Step 3: Cross multiply
    1,663,154.64x = 2,295,151.46 × 899,206.38
  4. Step 4: Simplify right side
    1,663,154.64x = 2,063,814,846,753.15
  5. Step 5: Solve for x
    x = 2,063,814,846,753.15/1,663,154.64
  6. Step 6: Final answer
    x = 1,240,903.76

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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.