Home / 3,380,275.95-5,070,647.89-1,358,521.57

Finding the Fourth Proportional to 3,380,275.95, 5,070,647.89 and 1,358,521.57

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Solution

The fourth proportional to 3,380,275.95, 5,070,647.89 and 1,358,521.57 is: 2,037,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,275.95 : 5,070,647.89 = 1,358,521.57 : x
  2. Step 2: Convert to fraction form
    3,380,275.95/5,070,647.89 = 1,358,521.57/x
  3. Step 3: Cross multiply
    3,380,275.95x = 5,070,647.89 × 1,358,521.57
  4. Step 4: Simplify right side
    3,380,275.95x = 6,888,584,540,476.45
  5. Step 5: Solve for x
    x = 6,888,584,540,476.45/3,380,275.95
  6. Step 6: Final answer
    x = 2,037,876.39

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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.