Home / 1,743,403.95-2,403,586.17-1,432,137.31

Finding the Fourth Proportional to 1,743,403.95, 2,403,586.17 and 1,432,137.31

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Solution

The fourth proportional to 1,743,403.95, 2,403,586.17 and 1,432,137.31 is: 1,974,450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,403.95 : 2,403,586.17 = 1,432,137.31 : x
  2. Step 2: Convert to fraction form
    1,743,403.95/2,403,586.17 = 1,432,137.31/x
  3. Step 3: Cross multiply
    1,743,403.95x = 2,403,586.17 × 1,432,137.31
  4. Step 4: Simplify right side
    1,743,403.95x = 3,442,265,425,848.04
  5. Step 5: Solve for x
    x = 3,442,265,425,848.04/1,743,403.95
  6. Step 6: Final answer
    x = 1,974,450.86

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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.