Home / 1,538,898.32-2,318,851.58-1,264,561.04

Finding the Fourth Proportional to 1,538,898.32, 2,318,851.58 and 1,264,561.04

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Solution

The fourth proportional to 1,538,898.32, 2,318,851.58 and 1,264,561.04 is: 1,905,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,898.32 : 2,318,851.58 = 1,264,561.04 : x
  2. Step 2: Convert to fraction form
    1,538,898.32/2,318,851.58 = 1,264,561.04/x
  3. Step 3: Cross multiply
    1,538,898.32x = 2,318,851.58 × 1,264,561.04
  4. Step 4: Simplify right side
    1,538,898.32x = 2,932,329,365,610.44
  5. Step 5: Solve for x
    x = 2,932,329,365,610.44/1,538,898.32
  6. Step 6: Final answer
    x = 1,905,473.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.