Home / 1,165,030.80-1,747,795.68-659,830.56

Finding the Fourth Proportional to 1,165,030.80, 1,747,795.68 and 659,830.56

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Solution

The fourth proportional to 1,165,030.80, 1,747,795.68 and 659,830.56 is: 989,887.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,030.80 : 1,747,795.68 = 659,830.56 : x
  2. Step 2: Convert to fraction form
    1,165,030.80/1,747,795.68 = 659,830.56/x
  3. Step 3: Cross multiply
    1,165,030.80x = 1,747,795.68 × 659,830.56
  4. Step 4: Simplify right side
    1,165,030.80x = 1,153,249,002,299.98
  5. Step 5: Solve for x
    x = 1,153,249,002,299.98/1,165,030.80
  6. Step 6: Final answer
    x = 989,887.14

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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.