Home / 2,187,353.80-3,281,030.70-1,514,195.20

Finding the Fourth Proportional to 2,187,353.80, 3,281,030.70 and 1,514,195.20

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Solution

The fourth proportional to 2,187,353.80, 3,281,030.70 and 1,514,195.20 is: 2,271,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,353.80 : 3,281,030.70 = 1,514,195.20 : x
  2. Step 2: Convert to fraction form
    2,187,353.80/3,281,030.70 = 1,514,195.20/x
  3. Step 3: Cross multiply
    2,187,353.80x = 3,281,030.70 × 1,514,195.20
  4. Step 4: Simplify right side
    2,187,353.80x = 4,968,120,936,992.64
  5. Step 5: Solve for x
    x = 4,968,120,936,992.64/2,187,353.80
  6. Step 6: Final answer
    x = 2,271,292.80

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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.