Home / 1,809,531.72-2,713,264.02-743,697

Finding the Fourth Proportional to 1,809,531.72, 2,713,264.02 and 743,697

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Solution

The fourth proportional to 1,809,531.72, 2,713,264.02 and 743,697 is: 1,115,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,531.72 : 2,713,264.02 = 743,697 : x
  2. Step 2: Convert to fraction form
    1,809,531.72/2,713,264.02 = 743,697/x
  3. Step 3: Cross multiply
    1,809,531.72x = 2,713,264.02 × 743,697
  4. Step 4: Simplify right side
    1,809,531.72x = 2,017,846,311,881.94
  5. Step 5: Solve for x
    x = 2,017,846,311,881.94/1,809,531.72
  6. Step 6: Final answer
    x = 1,115,120.72

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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.