Home / 1,348,743.78-2,021,800.72-538,886.74

Finding the Fourth Proportional to 1,348,743.78, 2,021,800.72 and 538,886.74

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Solution

The fourth proportional to 1,348,743.78, 2,021,800.72 and 538,886.74 is: 807,804.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,743.78 : 2,021,800.72 = 538,886.74 : x
  2. Step 2: Convert to fraction form
    1,348,743.78/2,021,800.72 = 538,886.74/x
  3. Step 3: Cross multiply
    1,348,743.78x = 2,021,800.72 × 538,886.74
  4. Step 4: Simplify right side
    1,348,743.78x = 1,089,521,598,930.45
  5. Step 5: Solve for x
    x = 1,089,521,598,930.45/1,348,743.78
  6. Step 6: Final answer
    x = 807,804.73

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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.