Home / 2,021,356.52-2,789,154.24-1,161,750.80

Finding the Fourth Proportional to 2,021,356.52, 2,789,154.24 and 1,161,750.80

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Solution

The fourth proportional to 2,021,356.52, 2,789,154.24 and 1,161,750.80 is: 1,603,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,356.52 : 2,789,154.24 = 1,161,750.80 : x
  2. Step 2: Convert to fraction form
    2,021,356.52/2,789,154.24 = 1,161,750.80/x
  3. Step 3: Cross multiply
    2,021,356.52x = 2,789,154.24 × 1,161,750.80
  4. Step 4: Simplify right side
    2,021,356.52x = 3,240,302,169,643.39
  5. Step 5: Solve for x
    x = 3,240,302,169,643.39/2,021,356.52
  6. Step 6: Final answer
    x = 1,603,033.48

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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.