Home / 1,293,306.12-1,784,144.32-1,004,852.16

Finding the Fourth Proportional to 1,293,306.12, 1,784,144.32 and 1,004,852.16

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Solution

The fourth proportional to 1,293,306.12, 1,784,144.32 and 1,004,852.16 is: 1,386,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,306.12 : 1,784,144.32 = 1,004,852.16 : x
  2. Step 2: Convert to fraction form
    1,293,306.12/1,784,144.32 = 1,004,852.16/x
  3. Step 3: Cross multiply
    1,293,306.12x = 1,784,144.32 × 1,004,852.16
  4. Step 4: Simplify right side
    1,293,306.12x = 1,792,801,273,703.73
  5. Step 5: Solve for x
    x = 1,792,801,273,703.73/1,293,306.12
  6. Step 6: Final answer
    x = 1,386,215.72

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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.