Home / 1,484,853.88-2,049,098.28-805,790.38

Finding the Fourth Proportional to 1,484,853.88, 2,049,098.28 and 805,790.38

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Solution

The fourth proportional to 1,484,853.88, 2,049,098.28 and 805,790.38 is: 1,111,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,853.88 : 2,049,098.28 = 805,790.38 : x
  2. Step 2: Convert to fraction form
    1,484,853.88/2,049,098.28 = 805,790.38/x
  3. Step 3: Cross multiply
    1,484,853.88x = 2,049,098.28 × 805,790.38
  4. Step 4: Simplify right side
    1,484,853.88x = 1,651,143,681,698.55
  5. Step 5: Solve for x
    x = 1,651,143,681,698.55/1,484,853.88
  6. Step 6: Final answer
    x = 1,111,990.68

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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.