Home / 2,859,756.38-4,289,631.12-729,840.72

Finding the Fourth Proportional to 2,859,756.38, 4,289,631.12 and 729,840.72

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Solution

The fourth proportional to 2,859,756.38, 4,289,631.12 and 729,840.72 is: 1,094,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,756.38 : 4,289,631.12 = 729,840.72 : x
  2. Step 2: Convert to fraction form
    2,859,756.38/4,289,631.12 = 729,840.72/x
  3. Step 3: Cross multiply
    2,859,756.38x = 4,289,631.12 × 729,840.72
  4. Step 4: Simplify right side
    2,859,756.38x = 3,130,747,465,155.21
  5. Step 5: Solve for x
    x = 3,130,747,465,155.21/2,859,756.38
  6. Step 6: Final answer
    x = 1,094,760.20

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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.