Home / 1,737,121.74-2,606,209.38-838,395.96

Finding the Fourth Proportional to 1,737,121.74, 2,606,209.38 and 838,395.96

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Solution

The fourth proportional to 1,737,121.74, 2,606,209.38 and 838,395.96 is: 1,257,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737,121.74 : 2,606,209.38 = 838,395.96 : x
  2. Step 2: Convert to fraction form
    1,737,121.74/2,606,209.38 = 838,395.96/x
  3. Step 3: Cross multiply
    1,737,121.74x = 2,606,209.38 × 838,395.96
  4. Step 4: Simplify right side
    1,737,121.74x = 2,185,035,415,106.10
  5. Step 5: Solve for x
    x = 2,185,035,415,106.10/1,737,121.74
  6. Step 6: Final answer
    x = 1,257,848.18

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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.