Home / 1,035,272.20-1,552,274.70-403,457.80

Finding the Fourth Proportional to 1,035,272.20, 1,552,274.70 and 403,457.80

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Solution

The fourth proportional to 1,035,272.20, 1,552,274.70 and 403,457.80 is: 604,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,272.20 : 1,552,274.70 = 403,457.80 : x
  2. Step 2: Convert to fraction form
    1,035,272.20/1,552,274.70 = 403,457.80/x
  3. Step 3: Cross multiply
    1,035,272.20x = 1,552,274.70 × 403,457.80
  4. Step 4: Simplify right side
    1,035,272.20x = 626,277,335,457.66
  5. Step 5: Solve for x
    x = 626,277,335,457.66/1,035,272.20
  6. Step 6: Final answer
    x = 604,939.78

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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.