Home / 1,351,140.38-1,864,597.41-739,346.73

Finding the Fourth Proportional to 1,351,140.38, 1,864,597.41 and 739,346.73

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Solution

The fourth proportional to 1,351,140.38, 1,864,597.41 and 739,346.73 is: 1,020,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,140.38 : 1,864,597.41 = 739,346.73 : x
  2. Step 2: Convert to fraction form
    1,351,140.38/1,864,597.41 = 739,346.73/x
  3. Step 3: Cross multiply
    1,351,140.38x = 1,864,597.41 × 739,346.73
  4. Step 4: Simplify right side
    1,351,140.38x = 1,378,583,997,849.97
  5. Step 5: Solve for x
    x = 1,378,583,997,849.97/1,351,140.38
  6. Step 6: Final answer
    x = 1,020,311.45

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1.5x scale

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.