Home / 1,817,872.04-2,508,642.98-990,927.48

Finding the Fourth Proportional to 1,817,872.04, 2,508,642.98 and 990,927.48

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Solution

The fourth proportional to 1,817,872.04, 2,508,642.98 and 990,927.48 is: 1,367,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,872.04 : 2,508,642.98 = 990,927.48 : x
  2. Step 2: Convert to fraction form
    1,817,872.04/2,508,642.98 = 990,927.48/x
  3. Step 3: Cross multiply
    1,817,872.04x = 2,508,642.98 × 990,927.48
  4. Step 4: Simplify right side
    1,817,872.04x = 2,485,883,248,893.24
  5. Step 5: Solve for x
    x = 2,485,883,248,893.24/1,817,872.04
  6. Step 6: Final answer
    x = 1,367,468.77

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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.