Home / 2,799,615.30-4,196,312.55-1,538,348.10

Finding the Fourth Proportional to 2,799,615.30, 4,196,312.55 and 1,538,348.10

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Solution

The fourth proportional to 2,799,615.30, 4,196,312.55 and 1,538,348.10 is: 2,305,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,615.30 : 4,196,312.55 = 1,538,348.10 : x
  2. Step 2: Convert to fraction form
    2,799,615.30/4,196,312.55 = 1,538,348.10/x
  3. Step 3: Cross multiply
    2,799,615.30x = 4,196,312.55 × 1,538,348.10
  4. Step 4: Simplify right side
    2,799,615.30x = 6,455,389,438,298.66
  5. Step 5: Solve for x
    x = 6,455,389,438,298.66/2,799,615.30
  6. Step 6: Final answer
    x = 2,305,813.03

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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.