Home / 1,712,630.92-2,570,540.70-871,812.04

Finding the Fourth Proportional to 1,712,630.92, 2,570,540.70 and 871,812.04

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Solution

The fourth proportional to 1,712,630.92, 2,570,540.70 and 871,812.04 is: 1,308,529.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,630.92 : 2,570,540.70 = 871,812.04 : x
  2. Step 2: Convert to fraction form
    1,712,630.92/2,570,540.70 = 871,812.04/x
  3. Step 3: Cross multiply
    1,712,630.92x = 2,570,540.70 × 871,812.04
  4. Step 4: Simplify right side
    1,712,630.92x = 2,241,028,331,570.03
  5. Step 5: Solve for x
    x = 2,241,028,331,570.03/1,712,630.92
  6. Step 6: Final answer
    x = 1,308,529.65

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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.