Home / 2,760,897.20-3,810,030.36-1,553,673.20

Finding the Fourth Proportional to 2,760,897.20, 3,810,030.36 and 1,553,673.20

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Solution

The fourth proportional to 2,760,897.20, 3,810,030.36 and 1,553,673.20 is: 2,144,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,897.20 : 3,810,030.36 = 1,553,673.20 : x
  2. Step 2: Convert to fraction form
    2,760,897.20/3,810,030.36 = 1,553,673.20/x
  3. Step 3: Cross multiply
    2,760,897.20x = 3,810,030.36 × 1,553,673.20
  4. Step 4: Simplify right side
    2,760,897.20x = 5,919,542,061,518.35
  5. Step 5: Solve for x
    x = 5,919,542,061,518.35/2,760,897.20
  6. Step 6: Final answer
    x = 2,144,064.64

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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.