Home / 1,983,514.60-2,975,271.90-1,187,252.20

Finding the Fourth Proportional to 1,983,514.60, 2,975,271.90 and 1,187,252.20

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Solution

The fourth proportional to 1,983,514.60, 2,975,271.90 and 1,187,252.20 is: 1,780,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,514.60 : 2,975,271.90 = 1,187,252.20 : x
  2. Step 2: Convert to fraction form
    1,983,514.60/2,975,271.90 = 1,187,252.20/x
  3. Step 3: Cross multiply
    1,983,514.60x = 2,975,271.90 × 1,187,252.20
  4. Step 4: Simplify right side
    1,983,514.60x = 3,532,398,108,873.18
  5. Step 5: Solve for x
    x = 3,532,398,108,873.18/1,983,514.60
  6. Step 6: Final answer
    x = 1,780,878.30

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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.