Home / 2,018,815.65-2,785,276.53-1,147,562.24

Finding the Fourth Proportional to 2,018,815.65, 2,785,276.53 and 1,147,562.24

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Solution

The fourth proportional to 2,018,815.65, 2,785,276.53 and 1,147,562.24 is: 1,583,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,815.65 : 2,785,276.53 = 1,147,562.24 : x
  2. Step 2: Convert to fraction form
    2,018,815.65/2,785,276.53 = 1,147,562.24/x
  3. Step 3: Cross multiply
    2,018,815.65x = 2,785,276.53 × 1,147,562.24
  4. Step 4: Simplify right side
    2,018,815.65x = 3,196,278,159,859.85
  5. Step 5: Solve for x
    x = 3,196,278,159,859.85/2,018,815.65
  6. Step 6: Final answer
    x = 1,583,244.20

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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.