Home / 2,891,447.32-3,988,888.86-1,745,161.24

Finding the Fourth Proportional to 2,891,447.32, 3,988,888.86 and 1,745,161.24

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Solution

The fourth proportional to 2,891,447.32, 3,988,888.86 and 1,745,161.24 is: 2,407,532.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,447.32 : 3,988,888.86 = 1,745,161.24 : x
  2. Step 2: Convert to fraction form
    2,891,447.32/3,988,888.86 = 1,745,161.24/x
  3. Step 3: Cross multiply
    2,891,447.32x = 3,988,888.86 × 1,745,161.24
  4. Step 4: Simplify right side
    2,891,447.32x = 6,961,254,229,139.79
  5. Step 5: Solve for x
    x = 6,961,254,229,139.79/2,891,447.32
  6. Step 6: Final answer
    x = 2,407,532.79

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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.