Home / 1,295,925.34-1,788,377.74-722,965.52

Finding the Fourth Proportional to 1,295,925.34, 1,788,377.74 and 722,965.52

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Solution

The fourth proportional to 1,295,925.34, 1,788,377.74 and 722,965.52 is: 997,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,925.34 : 1,788,377.74 = 722,965.52 : x
  2. Step 2: Convert to fraction form
    1,295,925.34/1,788,377.74 = 722,965.52/x
  3. Step 3: Cross multiply
    1,295,925.34x = 1,788,377.74 × 722,965.52
  4. Step 4: Simplify right side
    1,295,925.34x = 1,292,935,442,755.52
  5. Step 5: Solve for x
    x = 1,292,935,442,755.52/1,295,925.34
  6. Step 6: Final answer
    x = 997,692.85

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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.