Home / 2,938,258.10-4,407,387.15-943,915.70

Finding the Fourth Proportional to 2,938,258.10, 4,407,387.15 and 943,915.70

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Solution

The fourth proportional to 2,938,258.10, 4,407,387.15 and 943,915.70 is: 1,415,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,258.10 : 4,407,387.15 = 943,915.70 : x
  2. Step 2: Convert to fraction form
    2,938,258.10/4,407,387.15 = 943,915.70/x
  3. Step 3: Cross multiply
    2,938,258.10x = 4,407,387.15 × 943,915.70
  4. Step 4: Simplify right side
    2,938,258.10x = 4,160,201,926,863.26
  5. Step 5: Solve for x
    x = 4,160,201,926,863.26/2,938,258.10
  6. Step 6: Final answer
    x = 1,415,873.55

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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.