Home / 2,877,819.81-3,971,287.23-1,588,632.53

Finding the Fourth Proportional to 2,877,819.81, 3,971,287.23 and 1,588,632.53

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Solution

The fourth proportional to 2,877,819.81, 3,971,287.23 and 1,588,632.53 is: 2,192,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,819.81 : 3,971,287.23 = 1,588,632.53 : x
  2. Step 2: Convert to fraction form
    2,877,819.81/3,971,287.23 = 1,588,632.53/x
  3. Step 3: Cross multiply
    2,877,819.81x = 3,971,287.23 × 1,588,632.53
  4. Step 4: Simplify right side
    2,877,819.81x = 6,308,916,059,695.16
  5. Step 5: Solve for x
    x = 6,308,916,059,695.16/2,877,819.81
  6. Step 6: Final answer
    x = 2,192,255.41

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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.