Home / 1,366,231.40-2,050,586.40-692,781.20

Finding the Fourth Proportional to 1,366,231.40, 2,050,586.40 and 692,781.20

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Solution

The fourth proportional to 1,366,231.40, 2,050,586.40 and 692,781.20 is: 1,039,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,231.40 : 2,050,586.40 = 692,781.20 : x
  2. Step 2: Convert to fraction form
    1,366,231.40/2,050,586.40 = 692,781.20/x
  3. Step 3: Cross multiply
    1,366,231.40x = 2,050,586.40 × 692,781.20
  4. Step 4: Simplify right side
    1,366,231.40x = 1,420,607,706,895.68
  5. Step 5: Solve for x
    x = 1,420,607,706,895.68/1,366,231.40
  6. Step 6: Final answer
    x = 1,039,800.22

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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.