Home / 1,750,514.80-2,625,772.20-420,818.80

Finding the Fourth Proportional to 1,750,514.80, 2,625,772.20 and 420,818.80

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Solution

The fourth proportional to 1,750,514.80, 2,625,772.20 and 420,818.80 is: 631,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,514.80 : 2,625,772.20 = 420,818.80 : x
  2. Step 2: Convert to fraction form
    1,750,514.80/2,625,772.20 = 420,818.80/x
  3. Step 3: Cross multiply
    1,750,514.80x = 2,625,772.20 × 420,818.80
  4. Step 4: Simplify right side
    1,750,514.80x = 1,104,974,306,277.36
  5. Step 5: Solve for x
    x = 1,104,974,306,277.36/1,750,514.80
  6. Step 6: Final answer
    x = 631,228.20

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Double scale
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1.5x scale

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.