Home / 1,868,351.86-2,578,333.46-1,052,565.31

Finding the Fourth Proportional to 1,868,351.86, 2,578,333.46 and 1,052,565.31

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Solution

The fourth proportional to 1,868,351.86, 2,578,333.46 and 1,052,565.31 is: 1,452,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,351.86 : 2,578,333.46 = 1,052,565.31 : x
  2. Step 2: Convert to fraction form
    1,868,351.86/2,578,333.46 = 1,052,565.31/x
  3. Step 3: Cross multiply
    1,868,351.86x = 2,578,333.46 × 1,052,565.31
  4. Step 4: Simplify right side
    1,868,351.86x = 2,713,864,357,608.27
  5. Step 5: Solve for x
    x = 2,713,864,357,608.27/1,868,351.86
  6. Step 6: Final answer
    x = 1,452,544.57

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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.