Home / 1,986,308.42-2,979,490.10-566,364.33

Finding the Fourth Proportional to 1,986,308.42, 2,979,490.10 and 566,364.33

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Solution

The fourth proportional to 1,986,308.42, 2,979,490.10 and 566,364.33 is: 849,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,308.42 : 2,979,490.10 = 566,364.33 : x
  2. Step 2: Convert to fraction form
    1,986,308.42/2,979,490.10 = 566,364.33/x
  3. Step 3: Cross multiply
    1,986,308.42x = 2,979,490.10 × 566,364.33
  4. Step 4: Simplify right side
    1,986,308.42x = 1,687,476,911,396.31
  5. Step 5: Solve for x
    x = 1,687,476,911,396.31/1,986,308.42
  6. Step 6: Final answer
    x = 849,554.33

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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.