Home / 1,228,055.74-1,841,997.29-459,406.84

Finding the Fourth Proportional to 1,228,055.74, 1,841,997.29 and 459,406.84

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Solution

The fourth proportional to 1,228,055.74, 1,841,997.29 and 459,406.84 is: 689,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,055.74 : 1,841,997.29 = 459,406.84 : x
  2. Step 2: Convert to fraction form
    1,228,055.74/1,841,997.29 = 459,406.84/x
  3. Step 3: Cross multiply
    1,228,055.74x = 1,841,997.29 × 459,406.84
  4. Step 4: Simplify right side
    1,228,055.74x = 846,226,154,287.46
  5. Step 5: Solve for x
    x = 846,226,154,287.46/1,228,055.74
  6. Step 6: Final answer
    x = 689,077.97

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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.