Home / 2,258,748.74-3,117,078.60-1,240,219.10

Finding the Fourth Proportional to 2,258,748.74, 3,117,078.60 and 1,240,219.10

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Solution

The fourth proportional to 2,258,748.74, 3,117,078.60 and 1,240,219.10 is: 1,711,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,748.74 : 3,117,078.60 = 1,240,219.10 : x
  2. Step 2: Convert to fraction form
    2,258,748.74/3,117,078.60 = 1,240,219.10/x
  3. Step 3: Cross multiply
    2,258,748.74x = 3,117,078.60 × 1,240,219.10
  4. Step 4: Simplify right side
    2,258,748.74x = 3,865,860,415,921.26
  5. Step 5: Solve for x
    x = 3,865,860,415,921.26/2,258,748.74
  6. Step 6: Final answer
    x = 1,711,505.29

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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.