Home / 1,432,885.97-1,977,382.65-788,292.32

Finding the Fourth Proportional to 1,432,885.97, 1,977,382.65 and 788,292.32

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Solution

The fourth proportional to 1,432,885.97, 1,977,382.65 and 788,292.32 is: 1,087,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,885.97 : 1,977,382.65 = 788,292.32 : x
  2. Step 2: Convert to fraction form
    1,432,885.97/1,977,382.65 = 788,292.32/x
  3. Step 3: Cross multiply
    1,432,885.97x = 1,977,382.65 × 788,292.32
  4. Step 4: Simplify right side
    1,432,885.97x = 1,558,755,556,696.25
  5. Step 5: Solve for x
    x = 1,558,755,556,696.25/1,432,885.97
  6. Step 6: Final answer
    x = 1,087,843.41

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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.