Home / 2,553,973.20-3,830,422.20-1,290,613.20

Finding the Fourth Proportional to 2,553,973.20, 3,830,422.20 and 1,290,613.20

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Solution

The fourth proportional to 2,553,973.20, 3,830,422.20 and 1,290,613.20 is: 1,935,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,973.20 : 3,830,422.20 = 1,290,613.20 : x
  2. Step 2: Convert to fraction form
    2,553,973.20/3,830,422.20 = 1,290,613.20/x
  3. Step 3: Cross multiply
    2,553,973.20x = 3,830,422.20 × 1,290,613.20
  4. Step 4: Simplify right side
    2,553,973.20x = 4,943,593,452,893.04
  5. Step 5: Solve for x
    x = 4,943,593,452,893.04/2,553,973.20
  6. Step 6: Final answer
    x = 1,935,648.13

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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.