Home / 2,081,677.60-2,871,130.04-1,791,782.56

Finding the Fourth Proportional to 2,081,677.60, 2,871,130.04 and 1,791,782.56

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Solution

The fourth proportional to 2,081,677.60, 2,871,130.04 and 1,791,782.56 is: 2,471,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,677.60 : 2,871,130.04 = 1,791,782.56 : x
  2. Step 2: Convert to fraction form
    2,081,677.60/2,871,130.04 = 1,791,782.56/x
  3. Step 3: Cross multiply
    2,081,677.60x = 2,871,130.04 × 1,791,782.56
  4. Step 4: Simplify right side
    2,081,677.60x = 5,144,440,723,287.91
  5. Step 5: Solve for x
    x = 5,144,440,723,287.91/2,081,677.60
  6. Step 6: Final answer
    x = 2,471,295.62

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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.