Home / 1,817,493.52-2,508,108.52-990,574.54

Finding the Fourth Proportional to 1,817,493.52, 2,508,108.52 and 990,574.54

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Solution

The fourth proportional to 1,817,493.52, 2,508,108.52 and 990,574.54 is: 1,366,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,493.52 : 2,508,108.52 = 990,574.54 : x
  2. Step 2: Convert to fraction form
    1,817,493.52/2,508,108.52 = 990,574.54/x
  3. Step 3: Cross multiply
    1,817,493.52x = 2,508,108.52 × 990,574.54
  4. Step 4: Simplify right side
    1,817,493.52x = 2,484,468,443,469.08
  5. Step 5: Solve for x
    x = 2,484,468,443,469.08/1,817,493.52
  6. Step 6: Final answer
    x = 1,366,975.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.