Home / 2,133,663.12-2,944,506.24-1,215,872.52

Finding the Fourth Proportional to 2,133,663.12, 2,944,506.24 and 1,215,872.52

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Solution

The fourth proportional to 2,133,663.12, 2,944,506.24 and 1,215,872.52 is: 1,677,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,663.12 : 2,944,506.24 = 1,215,872.52 : x
  2. Step 2: Convert to fraction form
    2,133,663.12/2,944,506.24 = 1,215,872.52/x
  3. Step 3: Cross multiply
    2,133,663.12x = 2,944,506.24 × 1,215,872.52
  4. Step 4: Simplify right side
    2,133,663.12x = 3,580,144,222,184.53
  5. Step 5: Solve for x
    x = 3,580,144,222,184.53/2,133,663.12
  6. Step 6: Final answer
    x = 1,677,933.22

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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.