Home / 2,879,009.13-4,318,525.90-748,939.48

Finding the Fourth Proportional to 2,879,009.13, 4,318,525.90 and 748,939.48

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Solution

The fourth proportional to 2,879,009.13, 4,318,525.90 and 748,939.48 is: 1,123,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,009.13 : 4,318,525.90 = 748,939.48 : x
  2. Step 2: Convert to fraction form
    2,879,009.13/4,318,525.90 = 748,939.48/x
  3. Step 3: Cross multiply
    2,879,009.13x = 4,318,525.90 × 748,939.48
  4. Step 4: Simplify right side
    2,879,009.13x = 3,234,314,532,052.39
  5. Step 5: Solve for x
    x = 3,234,314,532,052.39/2,879,009.13
  6. Step 6: Final answer
    x = 1,123,412.39

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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.