Home / 1,665,393.40-2,494,155.01-813,048.76

Finding the Fourth Proportional to 1,665,393.40, 2,494,155.01 and 813,048.76

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Solution

The fourth proportional to 1,665,393.40, 2,494,155.01 and 813,048.76 is: 1,217,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,393.40 : 2,494,155.01 = 813,048.76 : x
  2. Step 2: Convert to fraction form
    1,665,393.40/2,494,155.01 = 813,048.76/x
  3. Step 3: Cross multiply
    1,665,393.40x = 2,494,155.01 × 813,048.76
  4. Step 4: Simplify right side
    1,665,393.40x = 2,027,869,638,128.29
  5. Step 5: Solve for x
    x = 2,027,869,638,128.29/1,665,393.40
  6. Step 6: Final answer
    x = 1,217,652.02

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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.