Home / 1,538,672.60-2,123,661.56-1,014,462.76

Finding the Fourth Proportional to 1,538,672.60, 2,123,661.56 and 1,014,462.76

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Solution

The fourth proportional to 1,538,672.60, 2,123,661.56 and 1,014,462.76 is: 1,400,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,672.60 : 2,123,661.56 = 1,014,462.76 : x
  2. Step 2: Convert to fraction form
    1,538,672.60/2,123,661.56 = 1,014,462.76/x
  3. Step 3: Cross multiply
    1,538,672.60x = 2,123,661.56 × 1,014,462.76
  4. Step 4: Simplify right side
    1,538,672.60x = 2,154,375,567,463.51
  5. Step 5: Solve for x
    x = 2,154,375,567,463.51/1,538,672.60
  6. Step 6: Final answer
    x = 1,400,152.03

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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.