Home / 1,637,684.02-2,457,286.92-626,471.72

Finding the Fourth Proportional to 1,637,684.02, 2,457,286.92 and 626,471.72

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Solution

The fourth proportional to 1,637,684.02, 2,457,286.92 and 626,471.72 is: 939,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,684.02 : 2,457,286.92 = 626,471.72 : x
  2. Step 2: Convert to fraction form
    1,637,684.02/2,457,286.92 = 626,471.72/x
  3. Step 3: Cross multiply
    1,637,684.02x = 2,457,286.92 × 626,471.72
  4. Step 4: Simplify right side
    1,637,684.02x = 1,539,420,763,305.90
  5. Step 5: Solve for x
    x = 1,539,420,763,305.90/1,637,684.02
  6. Step 6: Final answer
    x = 939,998.65

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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.