Home / 1,488,020.36-2,053,380.90-808,950.92

Finding the Fourth Proportional to 1,488,020.36, 2,053,380.90 and 808,950.92

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Solution

The fourth proportional to 1,488,020.36, 2,053,380.90 and 808,950.92 is: 1,116,304.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,020.36 : 2,053,380.90 = 808,950.92 : x
  2. Step 2: Convert to fraction form
    1,488,020.36/2,053,380.90 = 808,950.92/x
  3. Step 3: Cross multiply
    1,488,020.36x = 2,053,380.90 × 808,950.92
  4. Step 4: Simplify right side
    1,488,020.36x = 1,661,084,368,165.43
  5. Step 5: Solve for x
    x = 1,661,084,368,165.43/1,488,020.36
  6. Step 6: Final answer
    x = 1,116,304.87

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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.