Home / 1,036,168.40-1,419,555.68-997,337.56

Finding the Fourth Proportional to 1,036,168.40, 1,419,555.68 and 997,337.56

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Solution

The fourth proportional to 1,036,168.40, 1,419,555.68 and 997,337.56 is: 1,366,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,168.40 : 1,419,555.68 = 997,337.56 : x
  2. Step 2: Convert to fraction form
    1,036,168.40/1,419,555.68 = 997,337.56/x
  3. Step 3: Cross multiply
    1,036,168.40x = 1,419,555.68 × 997,337.56
  4. Step 4: Simplify right side
    1,036,168.40x = 1,415,776,196,041.45
  5. Step 5: Solve for x
    x = 1,415,776,196,041.45/1,036,168.40
  6. Step 6: Final answer
    x = 1,366,357.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.