Home / 1,678,724.26-2,316,642.43-914,777.83

Finding the Fourth Proportional to 1,678,724.26, 2,316,642.43 and 914,777.83

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Solution

The fourth proportional to 1,678,724.26, 2,316,642.43 and 914,777.83 is: 1,262,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,724.26 : 2,316,642.43 = 914,777.83 : x
  2. Step 2: Convert to fraction form
    1,678,724.26/2,316,642.43 = 914,777.83/x
  3. Step 3: Cross multiply
    1,678,724.26x = 2,316,642.43 × 914,777.83
  4. Step 4: Simplify right side
    1,678,724.26x = 2,119,213,135,001.33
  5. Step 5: Solve for x
    x = 2,119,213,135,001.33/1,678,724.26
  6. Step 6: Final answer
    x = 1,262,395.01

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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.