Home / 1,690,943.84-2,332,443.65-1,110,196.92

Finding the Fourth Proportional to 1,690,943.84, 2,332,443.65 and 1,110,196.92

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Solution

The fourth proportional to 1,690,943.84, 2,332,443.65 and 1,110,196.92 is: 1,531,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,943.84 : 2,332,443.65 = 1,110,196.92 : x
  2. Step 2: Convert to fraction form
    1,690,943.84/2,332,443.65 = 1,110,196.92/x
  3. Step 3: Cross multiply
    1,690,943.84x = 2,332,443.65 × 1,110,196.92
  4. Step 4: Simplify right side
    1,690,943.84x = 2,589,471,756,303.56
  5. Step 5: Solve for x
    x = 2,589,471,756,303.56/1,690,943.84
  6. Step 6: Final answer
    x = 1,531,376.56

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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.