Home / 1,776,411.10-2,664,616.65-1,422,117.10

Finding the Fourth Proportional to 1,776,411.10, 2,664,616.65 and 1,422,117.10

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Solution

The fourth proportional to 1,776,411.10, 2,664,616.65 and 1,422,117.10 is: 2,133,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,411.10 : 2,664,616.65 = 1,422,117.10 : x
  2. Step 2: Convert to fraction form
    1,776,411.10/2,664,616.65 = 1,422,117.10/x
  3. Step 3: Cross multiply
    1,776,411.10x = 2,664,616.65 × 1,422,117.10
  4. Step 4: Simplify right side
    1,776,411.10x = 3,789,396,902,909.72
  5. Step 5: Solve for x
    x = 3,789,396,902,909.72/1,776,411.10
  6. Step 6: Final answer
    x = 2,133,175.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.