Home / 1,828,354.60-2,523,136.40-1,012,540.42

Finding the Fourth Proportional to 1,828,354.60, 2,523,136.40 and 1,012,540.42

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Solution

The fourth proportional to 1,828,354.60, 2,523,136.40 and 1,012,540.42 is: 1,397,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,354.60 : 2,523,136.40 = 1,012,540.42 : x
  2. Step 2: Convert to fraction form
    1,828,354.60/2,523,136.40 = 1,012,540.42/x
  3. Step 3: Cross multiply
    1,828,354.60x = 2,523,136.40 × 1,012,540.42
  4. Step 4: Simplify right side
    1,828,354.60x = 2,554,777,590,173.29
  5. Step 5: Solve for x
    x = 2,554,777,590,173.29/1,828,354.60
  6. Step 6: Final answer
    x = 1,397,309.68

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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.