Home / 1,206,303.28-1,663,292.12-899,847.66

Finding the Fourth Proportional to 1,206,303.28, 1,663,292.12 and 899,847.66

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Solution

The fourth proportional to 1,206,303.28, 1,663,292.12 and 899,847.66 is: 1,240,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,303.28 : 1,663,292.12 = 899,847.66 : x
  2. Step 2: Convert to fraction form
    1,206,303.28/1,663,292.12 = 899,847.66/x
  3. Step 3: Cross multiply
    1,206,303.28x = 1,663,292.12 × 899,847.66
  4. Step 4: Simplify right side
    1,206,303.28x = 1,496,709,522,078.44
  5. Step 5: Solve for x
    x = 1,496,709,522,078.44/1,206,303.28
  6. Step 6: Final answer
    x = 1,240,740.66

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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.