Home / 1,131,947.10-1,697,703.93-439,514.03

Finding the Fourth Proportional to 1,131,947.10, 1,697,703.93 and 439,514.03

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Solution

The fourth proportional to 1,131,947.10, 1,697,703.93 and 439,514.03 is: 659,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,947.10 : 1,697,703.93 = 439,514.03 : x
  2. Step 2: Convert to fraction form
    1,131,947.10/1,697,703.93 = 439,514.03/x
  3. Step 3: Cross multiply
    1,131,947.10x = 1,697,703.93 × 439,514.03
  4. Step 4: Simplify right side
    1,131,947.10x = 746,164,700,265.40
  5. Step 5: Solve for x
    x = 746,164,700,265.40/1,131,947.10
  6. Step 6: Final answer
    x = 659,186.90

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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.