Home / 1,348,748.76-2,021,808.20-538,891.76

Finding the Fourth Proportional to 1,348,748.76, 2,021,808.20 and 538,891.76

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Solution

The fourth proportional to 1,348,748.76, 2,021,808.20 and 538,891.76 is: 807,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,748.76 : 2,021,808.20 = 538,891.76 : x
  2. Step 2: Convert to fraction form
    1,348,748.76/2,021,808.20 = 538,891.76/x
  3. Step 3: Cross multiply
    1,348,748.76x = 2,021,808.20 × 538,891.76
  4. Step 4: Simplify right side
    1,348,748.76x = 1,089,535,779,280.43
  5. Step 5: Solve for x
    x = 1,089,535,779,280.43/1,348,748.76
  6. Step 6: Final answer
    x = 807,812.26

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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.