Home / 2,258,677.88-3,116,981.58-1,240,148.60

Finding the Fourth Proportional to 2,258,677.88, 3,116,981.58 and 1,240,148.60

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Solution

The fourth proportional to 2,258,677.88, 3,116,981.58 and 1,240,148.60 is: 1,711,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,677.88 : 3,116,981.58 = 1,240,148.60 : x
  2. Step 2: Convert to fraction form
    2,258,677.88/3,116,981.58 = 1,240,148.60/x
  3. Step 3: Cross multiply
    2,258,677.88x = 3,116,981.58 × 1,240,148.60
  4. Step 4: Simplify right side
    2,258,677.88x = 3,865,520,342,662.79
  5. Step 5: Solve for x
    x = 3,865,520,342,662.79/2,258,677.88
  6. Step 6: Final answer
    x = 1,711,408.42

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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.