Home / 1,116,793.80-1,675,628.10-406,893.60

Finding the Fourth Proportional to 1,116,793.80, 1,675,628.10 and 406,893.60

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Solution

The fourth proportional to 1,116,793.80, 1,675,628.10 and 406,893.60 is: 610,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,793.80 : 1,675,628.10 = 406,893.60 : x
  2. Step 2: Convert to fraction form
    1,116,793.80/1,675,628.10 = 406,893.60/x
  3. Step 3: Cross multiply
    1,116,793.80x = 1,675,628.10 × 406,893.60
  4. Step 4: Simplify right side
    1,116,793.80x = 681,802,349,870.16
  5. Step 5: Solve for x
    x = 681,802,349,870.16/1,116,793.80
  6. Step 6: Final answer
    x = 610,499.76

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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.