Home / 1,231,547.09-1,847,852.82-662,262.80

Finding the Fourth Proportional to 1,231,547.09, 1,847,852.82 and 662,262.80

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Solution

The fourth proportional to 1,231,547.09, 1,847,852.82 and 662,262.80 is: 993,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,547.09 : 1,847,852.82 = 662,262.80 : x
  2. Step 2: Convert to fraction form
    1,231,547.09/1,847,852.82 = 662,262.80/x
  3. Step 3: Cross multiply
    1,231,547.09x = 1,847,852.82 × 662,262.80
  4. Step 4: Simplify right side
    1,231,547.09x = 1,223,764,173,321.83
  5. Step 5: Solve for x
    x = 1,223,764,173,321.83/1,231,547.09
  6. Step 6: Final answer
    x = 993,680.38

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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.