Home / 1,712,629.92-2,570,539.20-871,811.04

Finding the Fourth Proportional to 1,712,629.92, 2,570,539.20 and 871,811.04

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Solution

The fourth proportional to 1,712,629.92, 2,570,539.20 and 871,811.04 is: 1,308,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,629.92 : 2,570,539.20 = 871,811.04 : x
  2. Step 2: Convert to fraction form
    1,712,629.92/2,570,539.20 = 871,811.04/x
  3. Step 3: Cross multiply
    1,712,629.92x = 2,570,539.20 × 871,811.04
  4. Step 4: Simplify right side
    1,712,629.92x = 2,241,024,453,312.77
  5. Step 5: Solve for x
    x = 2,241,024,453,312.77/1,712,629.92
  6. Step 6: Final answer
    x = 1,308,528.15

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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.