Home / 3,460,063.71-5,190,239.78-1,187,151.52

Finding the Fourth Proportional to 3,460,063.71, 5,190,239.78 and 1,187,151.52

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Solution

The fourth proportional to 3,460,063.71, 5,190,239.78 and 1,187,151.52 is: 1,780,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,063.71 : 5,190,239.78 = 1,187,151.52 : x
  2. Step 2: Convert to fraction form
    3,460,063.71/5,190,239.78 = 1,187,151.52/x
  3. Step 3: Cross multiply
    3,460,063.71x = 5,190,239.78 × 1,187,151.52
  4. Step 4: Simplify right side
    3,460,063.71x = 6,161,601,045,941.35
  5. Step 5: Solve for x
    x = 6,161,601,045,941.35/3,460,063.71
  6. Step 6: Final answer
    x = 1,780,776.76

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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.