Home / 1,181,898.40-1,772,329.20-471,690.40

Finding the Fourth Proportional to 1,181,898.40, 1,772,329.20 and 471,690.40

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Solution

The fourth proportional to 1,181,898.40, 1,772,329.20 and 471,690.40 is: 707,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,898.40 : 1,772,329.20 = 471,690.40 : x
  2. Step 2: Convert to fraction form
    1,181,898.40/1,772,329.20 = 471,690.40/x
  3. Step 3: Cross multiply
    1,181,898.40x = 1,772,329.20 × 471,690.40
  4. Step 4: Simplify right side
    1,181,898.40x = 835,990,669,279.68
  5. Step 5: Solve for x
    x = 835,990,669,279.68/1,181,898.40
  6. Step 6: Final answer
    x = 707,328.71

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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.