Home / 1,914,051.74-2,641,451.18-1,098,404.60

Finding the Fourth Proportional to 1,914,051.74, 2,641,451.18 and 1,098,404.60

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Solution

The fourth proportional to 1,914,051.74, 2,641,451.18 and 1,098,404.60 is: 1,515,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,051.74 : 2,641,451.18 = 1,098,404.60 : x
  2. Step 2: Convert to fraction form
    1,914,051.74/2,641,451.18 = 1,098,404.60/x
  3. Step 3: Cross multiply
    1,914,051.74x = 2,641,451.18 × 1,098,404.60
  4. Step 4: Simplify right side
    1,914,051.74x = 2,901,382,108,088.15
  5. Step 5: Solve for x
    x = 2,901,382,108,088.15/1,914,051.74
  6. Step 6: Final answer
    x = 1,515,832.65

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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.