Home / 1,055,937.47-1,457,204.89-620,372.96

Finding the Fourth Proportional to 1,055,937.47, 1,457,204.89 and 620,372.96

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Solution

The fourth proportional to 1,055,937.47, 1,457,204.89 and 620,372.96 is: 856,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,937.47 : 1,457,204.89 = 620,372.96 : x
  2. Step 2: Convert to fraction form
    1,055,937.47/1,457,204.89 = 620,372.96/x
  3. Step 3: Cross multiply
    1,055,937.47x = 1,457,204.89 × 620,372.96
  4. Step 4: Simplify right side
    1,055,937.47x = 904,010,503,649.75
  5. Step 5: Solve for x
    x = 904,010,503,649.75/1,055,937.47
  6. Step 6: Final answer
    x = 856,121.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.