Home / 5,680,514.40-7,831,671.48-4,205,765.76

Finding the Fourth Proportional to 5,680,514.40, 7,831,671.48 and 4,205,765.76

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Solution

The fourth proportional to 5,680,514.40, 7,831,671.48 and 4,205,765.76 is: 5,798,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,514.40 : 7,831,671.48 = 4,205,765.76 : x
  2. Step 2: Convert to fraction form
    5,680,514.40/7,831,671.48 = 4,205,765.76/x
  3. Step 3: Cross multiply
    5,680,514.40x = 7,831,671.48 × 4,205,765.76
  4. Step 4: Simplify right side
    5,680,514.40x = 32,938,175,754,152.52
  5. Step 5: Solve for x
    x = 32,938,175,754,152.52/5,680,514.40
  6. Step 6: Final answer
    x = 5,798,449.48

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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.