Home / 1,754,536.40-2,629,763.40-808,002.80

Finding the Fourth Proportional to 1,754,536.40, 2,629,763.40 and 808,002.80

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Solution

The fourth proportional to 1,754,536.40, 2,629,763.40 and 808,002.80 is: 1,211,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,536.40 : 2,629,763.40 = 808,002.80 : x
  2. Step 2: Convert to fraction form
    1,754,536.40/2,629,763.40 = 808,002.80/x
  3. Step 3: Cross multiply
    1,754,536.40x = 2,629,763.40 × 808,002.80
  4. Step 4: Simplify right side
    1,754,536.40x = 2,124,856,190,537.52
  5. Step 5: Solve for x
    x = 2,124,856,190,537.52/1,754,536.40
  6. Step 6: Final answer
    x = 1,211,064.18

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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.