Home / 1,812,807.24-2,716,761.35-690,263.88

Finding the Fourth Proportional to 1,812,807.24, 2,716,761.35 and 690,263.88

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Solution

The fourth proportional to 1,812,807.24, 2,716,761.35 and 690,263.88 is: 1,034,463.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,807.24 : 2,716,761.35 = 690,263.88 : x
  2. Step 2: Convert to fraction form
    1,812,807.24/2,716,761.35 = 690,263.88/x
  3. Step 3: Cross multiply
    1,812,807.24x = 2,716,761.35 × 690,263.88
  4. Step 4: Simplify right side
    1,812,807.24x = 1,875,282,232,210.70
  5. Step 5: Solve for x
    x = 1,875,282,232,210.70/1,812,807.24
  6. Step 6: Final answer
    x = 1,034,463.12

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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.