Home / 3,588,414.12-5,380,848.86-1,312,222.68

Finding the Fourth Proportional to 3,588,414.12, 5,380,848.86 and 1,312,222.68

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Solution

The fourth proportional to 3,588,414.12, 5,380,848.86 and 1,312,222.68 is: 1,967,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588,414.12 : 5,380,848.86 = 1,312,222.68 : x
  2. Step 2: Convert to fraction form
    3,588,414.12/5,380,848.86 = 1,312,222.68/x
  3. Step 3: Cross multiply
    3,588,414.12x = 5,380,848.86 × 1,312,222.68
  4. Step 4: Simplify right side
    3,588,414.12x = 7,060,871,911,744.15
  5. Step 5: Solve for x
    x = 7,060,871,911,744.15/3,588,414.12
  6. Step 6: Final answer
    x = 1,967,685.91

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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.