Home / 1,479,756.39-2,219,711.12-468,985.74

Finding the Fourth Proportional to 1,479,756.39, 2,219,711.12 and 468,985.74

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Solution

The fourth proportional to 1,479,756.39, 2,219,711.12 and 468,985.74 is: 703,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,756.39 : 2,219,711.12 = 468,985.74 : x
  2. Step 2: Convert to fraction form
    1,479,756.39/2,219,711.12 = 468,985.74/x
  3. Step 3: Cross multiply
    1,479,756.39x = 2,219,711.12 × 468,985.74
  4. Step 4: Simplify right side
    1,479,756.39x = 1,041,012,862,199.43
  5. Step 5: Solve for x
    x = 1,041,012,862,199.43/1,479,756.39
  6. Step 6: Final answer
    x = 703,502.87

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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.