Home / 1,368,051.18-1,888,098.16-787,262.38

Finding the Fourth Proportional to 1,368,051.18, 1,888,098.16 and 787,262.38

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Solution

The fourth proportional to 1,368,051.18, 1,888,098.16 and 787,262.38 is: 1,086,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,051.18 : 1,888,098.16 = 787,262.38 : x
  2. Step 2: Convert to fraction form
    1,368,051.18/1,888,098.16 = 787,262.38/x
  3. Step 3: Cross multiply
    1,368,051.18x = 1,888,098.16 × 787,262.38
  4. Step 4: Simplify right side
    1,368,051.18x = 1,486,428,651,115.22
  5. Step 5: Solve for x
    x = 1,486,428,651,115.22/1,368,051.18
  6. Step 6: Final answer
    x = 1,086,530.00

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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.