Home / 1,780,787.04-2,457,007.92-1,016,688.48

Finding the Fourth Proportional to 1,780,787.04, 2,457,007.92 and 1,016,688.48

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Solution

The fourth proportional to 1,780,787.04, 2,457,007.92 and 1,016,688.48 is: 1,402,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,787.04 : 2,457,007.92 = 1,016,688.48 : x
  2. Step 2: Convert to fraction form
    1,780,787.04/2,457,007.92 = 1,016,688.48/x
  3. Step 3: Cross multiply
    1,780,787.04x = 2,457,007.92 × 1,016,688.48
  4. Step 4: Simplify right side
    1,780,787.04x = 2,498,011,647,532.76
  5. Step 5: Solve for x
    x = 2,498,011,647,532.76/1,780,787.04
  6. Step 6: Final answer
    x = 1,402,757.09

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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.