Home / 1,640,335.40-2,460,503.10-1,002,606.20

Finding the Fourth Proportional to 1,640,335.40, 2,460,503.10 and 1,002,606.20

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Solution

The fourth proportional to 1,640,335.40, 2,460,503.10 and 1,002,606.20 is: 1,503,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,335.40 : 2,460,503.10 = 1,002,606.20 : x
  2. Step 2: Convert to fraction form
    1,640,335.40/2,460,503.10 = 1,002,606.20/x
  3. Step 3: Cross multiply
    1,640,335.40x = 2,460,503.10 × 1,002,606.20
  4. Step 4: Simplify right side
    1,640,335.40x = 2,466,915,663,179.22
  5. Step 5: Solve for x
    x = 2,466,915,663,179.22/1,640,335.40
  6. Step 6: Final answer
    x = 1,503,909.30

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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.