Home / 2,938,862.20-4,408,293.30-1,259,246.20

Finding the Fourth Proportional to 2,938,862.20, 4,408,293.30 and 1,259,246.20

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Solution

The fourth proportional to 2,938,862.20, 4,408,293.30 and 1,259,246.20 is: 1,888,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,862.20 : 4,408,293.30 = 1,259,246.20 : x
  2. Step 2: Convert to fraction form
    2,938,862.20/4,408,293.30 = 1,259,246.20/x
  3. Step 3: Cross multiply
    2,938,862.20x = 4,408,293.30 × 1,259,246.20
  4. Step 4: Simplify right side
    2,938,862.20x = 5,551,126,586,510.46
  5. Step 5: Solve for x
    x = 5,551,126,586,510.46/2,938,862.20
  6. Step 6: Final answer
    x = 1,888,869.30

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Double scale
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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.