Home / 3,460,046.22-5,190,210.72-1,187,133.57

Finding the Fourth Proportional to 3,460,046.22, 5,190,210.72 and 1,187,133.57

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Solution

The fourth proportional to 3,460,046.22, 5,190,210.72 and 1,187,133.57 is: 1,780,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,046.22 : 5,190,210.72 = 1,187,133.57 : x
  2. Step 2: Convert to fraction form
    3,460,046.22/5,190,210.72 = 1,187,133.57/x
  3. Step 3: Cross multiply
    3,460,046.22x = 5,190,210.72 × 1,187,133.57
  4. Step 4: Simplify right side
    3,460,046.22x = 6,161,473,381,085.87
  5. Step 5: Solve for x
    x = 6,161,473,381,085.87/3,460,046.22
  6. Step 6: Final answer
    x = 1,780,748.87

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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.