Home / 1,006,820.09-1,389,473.72-577,164.80

Finding the Fourth Proportional to 1,006,820.09, 1,389,473.72 and 577,164.80

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Solution

The fourth proportional to 1,006,820.09, 1,389,473.72 and 577,164.80 is: 796,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,820.09 : 1,389,473.72 = 577,164.80 : x
  2. Step 2: Convert to fraction form
    1,006,820.09/1,389,473.72 = 577,164.80/x
  3. Step 3: Cross multiply
    1,006,820.09x = 1,389,473.72 × 577,164.80
  4. Step 4: Simplify right side
    1,006,820.09x = 801,955,321,709.06
  5. Step 5: Solve for x
    x = 801,955,321,709.06/1,006,820.09
  6. Step 6: Final answer
    x = 796,522.96

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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.