Home / 1,211,514.66-1,670,756.25-957,472.74

Finding the Fourth Proportional to 1,211,514.66, 1,670,756.25 and 957,472.74

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Solution

The fourth proportional to 1,211,514.66, 1,670,756.25 and 957,472.74 is: 1,320,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,514.66 : 1,670,756.25 = 957,472.74 : x
  2. Step 2: Convert to fraction form
    1,211,514.66/1,670,756.25 = 957,472.74/x
  3. Step 3: Cross multiply
    1,211,514.66x = 1,670,756.25 × 957,472.74
  4. Step 4: Simplify right side
    1,211,514.66x = 1,599,703,564,559.63
  5. Step 5: Solve for x
    x = 1,599,703,564,559.63/1,211,514.66
  6. Step 6: Final answer
    x = 1,320,416.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.