Home / 3,159,840.84-4,363,591.86-2,987,693.34

Finding the Fourth Proportional to 3,159,840.84, 4,363,591.86 and 2,987,693.34

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Solution

The fourth proportional to 3,159,840.84, 4,363,591.86 and 2,987,693.34 is: 4,125,864.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,840.84 : 4,363,591.86 = 2,987,693.34 : x
  2. Step 2: Convert to fraction form
    3,159,840.84/4,363,591.86 = 2,987,693.34/x
  3. Step 3: Cross multiply
    3,159,840.84x = 4,363,591.86 × 2,987,693.34
  4. Step 4: Simplify right side
    3,159,840.84x = 13,037,074,338,600.21
  5. Step 5: Solve for x
    x = 13,037,074,338,600.21/3,159,840.84
  6. Step 6: Final answer
    x = 4,125,864.24

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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.