Home / 2,019,976.10-3,029,964.15-1,264,148.90

Finding the Fourth Proportional to 2,019,976.10, 3,029,964.15 and 1,264,148.90

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Solution

The fourth proportional to 2,019,976.10, 3,029,964.15 and 1,264,148.90 is: 1,896,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,976.10 : 3,029,964.15 = 1,264,148.90 : x
  2. Step 2: Convert to fraction form
    2,019,976.10/3,029,964.15 = 1,264,148.90/x
  3. Step 3: Cross multiply
    2,019,976.10x = 3,029,964.15 × 1,264,148.90
  4. Step 4: Simplify right side
    2,019,976.10x = 3,830,325,847,261.93
  5. Step 5: Solve for x
    x = 3,830,325,847,261.93/2,019,976.10
  6. Step 6: Final answer
    x = 1,896,223.35

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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.