Home / 1,348,742.78-2,021,799.22-538,885.74

Finding the Fourth Proportional to 1,348,742.78, 2,021,799.22 and 538,885.74

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Solution

The fourth proportional to 1,348,742.78, 2,021,799.22 and 538,885.74 is: 807,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,742.78 : 2,021,799.22 = 538,885.74 : x
  2. Step 2: Convert to fraction form
    1,348,742.78/2,021,799.22 = 538,885.74/x
  3. Step 3: Cross multiply
    1,348,742.78x = 2,021,799.22 × 538,885.74
  4. Step 4: Simplify right side
    1,348,742.78x = 1,089,518,775,035.66
  5. Step 5: Solve for x
    x = 1,089,518,775,035.66/1,348,742.78
  6. Step 6: Final answer
    x = 807,803.23

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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.