Home / 2,442,803.70-3,664,205.55-1,812,947.70

Finding the Fourth Proportional to 2,442,803.70, 3,664,205.55 and 1,812,947.70

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Solution

The fourth proportional to 2,442,803.70, 3,664,205.55 and 1,812,947.70 is: 2,719,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,803.70 : 3,664,205.55 = 1,812,947.70 : x
  2. Step 2: Convert to fraction form
    2,442,803.70/3,664,205.55 = 1,812,947.70/x
  3. Step 3: Cross multiply
    2,442,803.70x = 3,664,205.55 × 1,812,947.70
  4. Step 4: Simplify right side
    2,442,803.70x = 6,643,013,024,199.74
  5. Step 5: Solve for x
    x = 6,643,013,024,199.74/2,442,803.70
  6. Step 6: Final answer
    x = 2,719,421.55

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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.