Home / 1,612,521.56-2,225,223.95-887,301.42

Finding the Fourth Proportional to 1,612,521.56, 2,225,223.95 and 887,301.42

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Solution

The fourth proportional to 1,612,521.56, 2,225,223.95 and 887,301.42 is: 1,224,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,521.56 : 2,225,223.95 = 887,301.42 : x
  2. Step 2: Convert to fraction form
    1,612,521.56/2,225,223.95 = 887,301.42/x
  3. Step 3: Cross multiply
    1,612,521.56x = 2,225,223.95 × 887,301.42
  4. Step 4: Simplify right side
    1,612,521.56x = 1,974,444,366,216.50
  5. Step 5: Solve for x
    x = 1,974,444,366,216.50/1,612,521.56
  6. Step 6: Final answer
    x = 1,224,445.25

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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.