Home / 2,039,609.47-2,814,666.69-1,121,932.66

Finding the Fourth Proportional to 2,039,609.47, 2,814,666.69 and 1,121,932.66

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Solution

The fourth proportional to 2,039,609.47, 2,814,666.69 and 1,121,932.66 is: 1,548,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,609.47 : 2,814,666.69 = 1,121,932.66 : x
  2. Step 2: Convert to fraction form
    2,039,609.47/2,814,666.69 = 1,121,932.66/x
  3. Step 3: Cross multiply
    2,039,609.47x = 2,814,666.69 × 1,121,932.66
  4. Step 4: Simplify right side
    2,039,609.47x = 3,157,866,486,525.10
  5. Step 5: Solve for x
    x = 3,157,866,486,525.10/2,039,609.47
  6. Step 6: Final answer
    x = 1,548,270.16

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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.