Home / 1,897,727.68-2,618,605.56-1,133,619.04

Finding the Fourth Proportional to 1,897,727.68, 2,618,605.56 and 1,133,619.04

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Solution

The fourth proportional to 1,897,727.68, 2,618,605.56 and 1,133,619.04 is: 1,564,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,727.68 : 2,618,605.56 = 1,133,619.04 : x
  2. Step 2: Convert to fraction form
    1,897,727.68/2,618,605.56 = 1,133,619.04/x
  3. Step 3: Cross multiply
    1,897,727.68x = 2,618,605.56 × 1,133,619.04
  4. Step 4: Simplify right side
    1,897,727.68x = 2,968,501,121,065.86
  5. Step 5: Solve for x
    x = 2,968,501,121,065.86/1,897,727.68
  6. Step 6: Final answer
    x = 1,564,239.78

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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.