Home / 1,586,611.56-2,188,712.74-1,013,048.68

Finding the Fourth Proportional to 1,586,611.56, 2,188,712.74 and 1,013,048.68

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Solution

The fourth proportional to 1,586,611.56, 2,188,712.74 and 1,013,048.68 is: 1,397,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,611.56 : 2,188,712.74 = 1,013,048.68 : x
  2. Step 2: Convert to fraction form
    1,586,611.56/2,188,712.74 = 1,013,048.68/x
  3. Step 3: Cross multiply
    1,586,611.56x = 2,188,712.74 × 1,013,048.68
  4. Step 4: Simplify right side
    1,586,611.56x = 2,217,272,552,156.18
  5. Step 5: Solve for x
    x = 2,217,272,552,156.18/1,586,611.56
  6. Step 6: Final answer
    x = 1,397,489.22

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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.