Home / 1,095,476.43-1,641,858.17-620,722.47

Finding the Fourth Proportional to 1,095,476.43, 1,641,858.17 and 620,722.47

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Solution

The fourth proportional to 1,095,476.43, 1,641,858.17 and 620,722.47 is: 930,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,476.43 : 1,641,858.17 = 620,722.47 : x
  2. Step 2: Convert to fraction form
    1,095,476.43/1,641,858.17 = 620,722.47/x
  3. Step 3: Cross multiply
    1,095,476.43x = 1,641,858.17 × 620,722.47
  4. Step 4: Simplify right side
    1,095,476.43x = 1,019,138,255,568.47
  5. Step 5: Solve for x
    x = 1,019,138,255,568.47/1,095,476.43
  6. Step 6: Final answer
    x = 930,315.09

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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.