Home / 1,013,470.86-1,520,245.17-452,510.22

Finding the Fourth Proportional to 1,013,470.86, 1,520,245.17 and 452,510.22

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Solution

The fourth proportional to 1,013,470.86, 1,520,245.17 and 452,510.22 is: 678,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,470.86 : 1,520,245.17 = 452,510.22 : x
  2. Step 2: Convert to fraction form
    1,013,470.86/1,520,245.17 = 452,510.22/x
  3. Step 3: Cross multiply
    1,013,470.86x = 1,520,245.17 × 452,510.22
  4. Step 4: Simplify right side
    1,013,470.86x = 687,926,476,330.64
  5. Step 5: Solve for x
    x = 687,926,476,330.64/1,013,470.86
  6. Step 6: Final answer
    x = 678,782.69

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1.5x scale

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.