Home / 2,240,937.42-3,092,535.75-1,222,378.62

Finding the Fourth Proportional to 2,240,937.42, 3,092,535.75 and 1,222,378.62

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Solution

The fourth proportional to 2,240,937.42, 3,092,535.75 and 1,222,378.62 is: 1,686,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,937.42 : 3,092,535.75 = 1,222,378.62 : x
  2. Step 2: Convert to fraction form
    2,240,937.42/3,092,535.75 = 1,222,378.62/x
  3. Step 3: Cross multiply
    2,240,937.42x = 3,092,535.75 × 1,222,378.62
  4. Step 4: Simplify right side
    2,240,937.42x = 3,780,249,582,385.67
  5. Step 5: Solve for x
    x = 3,780,249,582,385.67/2,240,937.42
  6. Step 6: Final answer
    x = 1,686,905.47

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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.