Home / 2,906,328.79-4,360,473.23-1,286,876.53

Finding the Fourth Proportional to 2,906,328.79, 4,360,473.23 and 1,286,876.53

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Solution

The fourth proportional to 2,906,328.79, 4,360,473.23 and 1,286,876.53 is: 1,930,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,328.79 : 4,360,473.23 = 1,286,876.53 : x
  2. Step 2: Convert to fraction form
    2,906,328.79/4,360,473.23 = 1,286,876.53/x
  3. Step 3: Cross multiply
    2,906,328.79x = 4,360,473.23 × 1,286,876.53
  4. Step 4: Simplify right side
    2,906,328.79x = 5,611,390,642,044.73
  5. Step 5: Solve for x
    x = 5,611,390,642,044.73/2,906,328.79
  6. Step 6: Final answer
    x = 1,930,748.74

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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.