Home / 1,640,267.10-2,460,400.65-1,002,537.90

Finding the Fourth Proportional to 1,640,267.10, 2,460,400.65 and 1,002,537.90

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Solution

The fourth proportional to 1,640,267.10, 2,460,400.65 and 1,002,537.90 is: 1,503,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,267.10 : 2,460,400.65 = 1,002,537.90 : x
  2. Step 2: Convert to fraction form
    1,640,267.10/2,460,400.65 = 1,002,537.90/x
  3. Step 3: Cross multiply
    1,640,267.10x = 2,460,400.65 × 1,002,537.90
  4. Step 4: Simplify right side
    1,640,267.10x = 2,466,644,900,809.63
  5. Step 5: Solve for x
    x = 2,466,644,900,809.63/1,640,267.10
  6. Step 6: Final answer
    x = 1,503,806.85

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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.