Home / 2,871,122.20-4,304,609.70-1,609,336.60

Finding the Fourth Proportional to 2,871,122.20, 4,304,609.70 and 1,609,336.60

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Solution

The fourth proportional to 2,871,122.20, 4,304,609.70 and 1,609,336.60 is: 2,412,842.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,122.20 : 4,304,609.70 = 1,609,336.60 : x
  2. Step 2: Convert to fraction form
    2,871,122.20/4,304,609.70 = 1,609,336.60/x
  3. Step 3: Cross multiply
    2,871,122.20x = 4,304,609.70 × 1,609,336.60
  4. Step 4: Simplify right side
    2,871,122.20x = 6,927,565,938,925.02
  5. Step 5: Solve for x
    x = 6,927,565,938,925.02/2,871,122.20
  6. Step 6: Final answer
    x = 2,412,842.59

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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.