Home / 2,143,311.04-2,957,807.46-1,176,531.31

Finding the Fourth Proportional to 2,143,311.04, 2,957,807.46 and 1,176,531.31

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Solution

The fourth proportional to 2,143,311.04, 2,957,807.46 and 1,176,531.31 is: 1,623,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,311.04 : 2,957,807.46 = 1,176,531.31 : x
  2. Step 2: Convert to fraction form
    2,143,311.04/2,957,807.46 = 1,176,531.31/x
  3. Step 3: Cross multiply
    2,143,311.04x = 2,957,807.46 × 1,176,531.31
  4. Step 4: Simplify right side
    2,143,311.04x = 3,479,953,085,641.57
  5. Step 5: Solve for x
    x = 3,479,953,085,641.57/2,143,311.04
  6. Step 6: Final answer
    x = 1,623,634.19

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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.