Home / 1,612,678.20-2,225,645.06-887,673.12

Finding the Fourth Proportional to 1,612,678.20, 2,225,645.06 and 887,673.12

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Solution

The fourth proportional to 1,612,678.20, 2,225,645.06 and 887,673.12 is: 1,225,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,678.20 : 2,225,645.06 = 887,673.12 : x
  2. Step 2: Convert to fraction form
    1,612,678.20/2,225,645.06 = 887,673.12/x
  3. Step 3: Cross multiply
    1,612,678.20x = 2,225,645.06 × 887,673.12
  4. Step 4: Simplify right side
    1,612,678.20x = 1,975,645,294,422.79
  5. Step 5: Solve for x
    x = 1,975,645,294,422.79/1,612,678.20
  6. Step 6: Final answer
    x = 1,225,071.00

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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.