Home / 1,135,331.34-1,566,677.16-626,022.78

Finding the Fourth Proportional to 1,135,331.34, 1,566,677.16 and 626,022.78

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Solution

The fourth proportional to 1,135,331.34, 1,566,677.16 and 626,022.78 is: 863,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,331.34 : 1,566,677.16 = 626,022.78 : x
  2. Step 2: Convert to fraction form
    1,135,331.34/1,566,677.16 = 626,022.78/x
  3. Step 3: Cross multiply
    1,135,331.34x = 1,566,677.16 × 626,022.78
  4. Step 4: Simplify right side
    1,135,331.34x = 980,775,591,065.71
  5. Step 5: Solve for x
    x = 980,775,591,065.71/1,135,331.34
  6. Step 6: Final answer
    x = 863,867.28

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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.