Home / 3,102,086.39-4,280,817.77-1,725,400.53

Finding the Fourth Proportional to 3,102,086.39, 4,280,817.77 and 1,725,400.53

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Solution

The fourth proportional to 3,102,086.39, 4,280,817.77 and 1,725,400.53 is: 2,381,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,086.39 : 4,280,817.77 = 1,725,400.53 : x
  2. Step 2: Convert to fraction form
    3,102,086.39/4,280,817.77 = 1,725,400.53/x
  3. Step 3: Cross multiply
    3,102,086.39x = 4,280,817.77 × 1,725,400.53
  4. Step 4: Simplify right side
    3,102,086.39x = 7,386,125,240,564.42
  5. Step 5: Solve for x
    x = 7,386,125,240,564.42/3,102,086.39
  6. Step 6: Final answer
    x = 2,381,018.55

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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.