Home / 2,877,820.17-3,971,287.75-1,588,632.88

Finding the Fourth Proportional to 2,877,820.17, 3,971,287.75 and 1,588,632.88

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Solution

The fourth proportional to 2,877,820.17, 3,971,287.75 and 1,588,632.88 is: 2,192,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,820.17 : 3,971,287.75 = 1,588,632.88 : x
  2. Step 2: Convert to fraction form
    2,877,820.17/3,971,287.75 = 1,588,632.88/x
  3. Step 3: Cross multiply
    2,877,820.17x = 3,971,287.75 × 1,588,632.88
  4. Step 4: Simplify right side
    2,877,820.17x = 6,308,918,295,591.22
  5. Step 5: Solve for x
    x = 6,308,918,295,591.22/2,877,820.17
  6. Step 6: Final answer
    x = 2,192,255.92

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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.