Home / 1,226,341.80-1,840,168.80-516,441.60

Finding the Fourth Proportional to 1,226,341.80, 1,840,168.80 and 516,441.60

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Solution

The fourth proportional to 1,226,341.80, 1,840,168.80 and 516,441.60 is: 774,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,341.80 : 1,840,168.80 = 516,441.60 : x
  2. Step 2: Convert to fraction form
    1,226,341.80/1,840,168.80 = 516,441.60/x
  3. Step 3: Cross multiply
    1,226,341.80x = 1,840,168.80 × 516,441.60
  4. Step 4: Simplify right side
    1,226,341.80x = 950,339,719,342.08
  5. Step 5: Solve for x
    x = 950,339,719,342.08/1,226,341.80
  6. Step 6: Final answer
    x = 774,938.70

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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.