Home / 2,123,730.07-2,930,609.38-1,252,364.91

Finding the Fourth Proportional to 2,123,730.07, 2,930,609.38 and 1,252,364.91

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Solution

The fourth proportional to 2,123,730.07, 2,930,609.38 and 1,252,364.91 is: 1,728,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,730.07 : 2,930,609.38 = 1,252,364.91 : x
  2. Step 2: Convert to fraction form
    2,123,730.07/2,930,609.38 = 1,252,364.91/x
  3. Step 3: Cross multiply
    2,123,730.07x = 2,930,609.38 × 1,252,364.91
  4. Step 4: Simplify right side
    2,123,730.07x = 3,670,192,357,141.02
  5. Step 5: Solve for x
    x = 3,670,192,357,141.02/2,123,730.07
  6. Step 6: Final answer
    x = 1,728,182.13

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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.