Home / 1,049,065.16-1,567,625.67-787,698.90

Finding the Fourth Proportional to 1,049,065.16, 1,567,625.67 and 787,698.90

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Solution

The fourth proportional to 1,049,065.16, 1,567,625.67 and 787,698.90 is: 1,177,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,065.16 : 1,567,625.67 = 787,698.90 : x
  2. Step 2: Convert to fraction form
    1,049,065.16/1,567,625.67 = 787,698.90/x
  3. Step 3: Cross multiply
    1,049,065.16x = 1,567,625.67 × 787,698.90
  4. Step 4: Simplify right side
    1,049,065.16x = 1,234,817,015,870.76
  5. Step 5: Solve for x
    x = 1,234,817,015,870.76/1,049,065.16
  6. Step 6: Final answer
    x = 1,177,064.18

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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.