Home / 2,426,806.60-3,640,209.90-829,130.20

Finding the Fourth Proportional to 2,426,806.60, 3,640,209.90 and 829,130.20

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Solution

The fourth proportional to 2,426,806.60, 3,640,209.90 and 829,130.20 is: 1,243,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,806.60 : 3,640,209.90 = 829,130.20 : x
  2. Step 2: Convert to fraction form
    2,426,806.60/3,640,209.90 = 829,130.20/x
  3. Step 3: Cross multiply
    2,426,806.60x = 3,640,209.90 × 829,130.20
  4. Step 4: Simplify right side
    2,426,806.60x = 3,018,207,962,428.98
  5. Step 5: Solve for x
    x = 3,018,207,962,428.98/2,426,806.60
  6. Step 6: Final answer
    x = 1,243,695.30

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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.