Home / 1,986,909.76-2,980,392-566,965.42

Finding the Fourth Proportional to 1,986,909.76, 2,980,392 and 566,965.42

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Solution

The fourth proportional to 1,986,909.76, 2,980,392 and 566,965.42 is: 850,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,909.76 : 2,980,392 = 566,965.42 : x
  2. Step 2: Convert to fraction form
    1,986,909.76/2,980,392 = 566,965.42/x
  3. Step 3: Cross multiply
    1,986,909.76x = 2,980,392 × 566,965.42
  4. Step 4: Simplify right side
    1,986,909.76x = 1,689,779,202,044.64
  5. Step 5: Solve for x
    x = 1,689,779,202,044.64/1,986,909.76
  6. Step 6: Final answer
    x = 850,455.94

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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.