Home / 2,329,412.55-3,494,959.59-813,318.81

Finding the Fourth Proportional to 2,329,412.55, 3,494,959.59 and 813,318.81

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Solution

The fourth proportional to 2,329,412.55, 3,494,959.59 and 813,318.81 is: 1,220,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,412.55 : 3,494,959.59 = 813,318.81 : x
  2. Step 2: Convert to fraction form
    2,329,412.55/3,494,959.59 = 813,318.81/x
  3. Step 3: Cross multiply
    2,329,412.55x = 3,494,959.59 × 813,318.81
  4. Step 4: Simplify right side
    2,329,412.55x = 2,842,516,378,207.78
  5. Step 5: Solve for x
    x = 2,842,516,378,207.78/2,329,412.55
  6. Step 6: Final answer
    x = 1,220,271.77

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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.