Home / 1,270,469.16-1,896,565.04-1,088,596.15

Finding the Fourth Proportional to 1,270,469.16, 1,896,565.04 and 1,088,596.15

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Solution

The fourth proportional to 1,270,469.16, 1,896,565.04 and 1,088,596.15 is: 1,625,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,469.16 : 1,896,565.04 = 1,088,596.15 : x
  2. Step 2: Convert to fraction form
    1,270,469.16/1,896,565.04 = 1,088,596.15/x
  3. Step 3: Cross multiply
    1,270,469.16x = 1,896,565.04 × 1,088,596.15
  4. Step 4: Simplify right side
    1,270,469.16x = 2,064,593,400,768.60
  5. Step 5: Solve for x
    x = 2,064,593,400,768.60/1,270,469.16
  6. Step 6: Final answer
    x = 1,625,063.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.