Home / 1,161,923.52-1,603,632.48-709,479.36

Finding the Fourth Proportional to 1,161,923.52, 1,603,632.48 and 709,479.36

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Solution

The fourth proportional to 1,161,923.52, 1,603,632.48 and 709,479.36 is: 979,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,923.52 : 1,603,632.48 = 709,479.36 : x
  2. Step 2: Convert to fraction form
    1,161,923.52/1,603,632.48 = 709,479.36/x
  3. Step 3: Cross multiply
    1,161,923.52x = 1,603,632.48 × 709,479.36
  4. Step 4: Simplify right side
    1,161,923.52x = 1,137,744,145,585.61
  5. Step 5: Solve for x
    x = 1,137,744,145,585.61/1,161,923.52
  6. Step 6: Final answer
    x = 979,190.22

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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.