Home / 2,144,826.64-2,960,123.40-1,239,408.64

Finding the Fourth Proportional to 2,144,826.64, 2,960,123.40 and 1,239,408.64

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Solution

The fourth proportional to 2,144,826.64, 2,960,123.40 and 1,239,408.64 is: 1,710,535.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,826.64 : 2,960,123.40 = 1,239,408.64 : x
  2. Step 2: Convert to fraction form
    2,144,826.64/2,960,123.40 = 1,239,408.64/x
  3. Step 3: Cross multiply
    2,144,826.64x = 2,960,123.40 × 1,239,408.64
  4. Step 4: Simplify right side
    2,144,826.64x = 3,668,802,517,426.18
  5. Step 5: Solve for x
    x = 3,668,802,517,426.18/2,144,826.64
  6. Step 6: Final answer
    x = 1,710,535.69

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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.