Home / 948,111.60-1,418,711.40-699,279.60

Finding the Fourth Proportional to 948,111.60, 1,418,711.40 and 699,279.60

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Solution

The fourth proportional to 948,111.60, 1,418,711.40 and 699,279.60 is: 1,046,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,111.60 : 1,418,711.40 = 699,279.60 : x
  2. Step 2: Convert to fraction form
    948,111.60/1,418,711.40 = 699,279.60/x
  3. Step 3: Cross multiply
    948,111.60x = 1,418,711.40 × 699,279.60
  4. Step 4: Simplify right side
    948,111.60x = 992,075,940,307.44
  5. Step 5: Solve for x
    x = 992,075,940,307.44/948,111.60
  6. Step 6: Final answer
    x = 1,046,370.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.