Home / 2,288,475.65-3,158,243.91-1,269,880.40

Finding the Fourth Proportional to 2,288,475.65, 3,158,243.91 and 1,269,880.40

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Solution

The fourth proportional to 2,288,475.65, 3,158,243.91 and 1,269,880.40 is: 1,752,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,475.65 : 3,158,243.91 = 1,269,880.40 : x
  2. Step 2: Convert to fraction form
    2,288,475.65/3,158,243.91 = 1,269,880.40/x
  3. Step 3: Cross multiply
    2,288,475.65x = 3,158,243.91 × 1,269,880.40
  4. Step 4: Simplify right side
    2,288,475.65x = 4,010,592,023,937.14
  5. Step 5: Solve for x
    x = 4,010,592,023,937.14/2,288,475.65
  6. Step 6: Final answer
    x = 1,752,516.80

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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.