Home / 2,812,818.51-3,881,708.19-1,523,658.89

Finding the Fourth Proportional to 2,812,818.51, 3,881,708.19 and 1,523,658.89

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Solution

The fourth proportional to 2,812,818.51, 3,881,708.19 and 1,523,658.89 is: 2,102,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,818.51 : 3,881,708.19 = 1,523,658.89 : x
  2. Step 2: Convert to fraction form
    2,812,818.51/3,881,708.19 = 1,523,658.89/x
  3. Step 3: Cross multiply
    2,812,818.51x = 3,881,708.19 × 1,523,658.89
  4. Step 4: Simplify right side
    2,812,818.51x = 5,914,399,192,079.31
  5. Step 5: Solve for x
    x = 5,914,399,192,079.31/2,812,818.51
  6. Step 6: Final answer
    x = 2,102,659.37

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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.