Home / 1,562,272.11-2,343,391.18-1,185,506.69

Finding the Fourth Proportional to 1,562,272.11, 2,343,391.18 and 1,185,506.69

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Solution

The fourth proportional to 1,562,272.11, 2,343,391.18 and 1,185,506.69 is: 1,778,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,272.11 : 2,343,391.18 = 1,185,506.69 : x
  2. Step 2: Convert to fraction form
    1,562,272.11/2,343,391.18 = 1,185,506.69/x
  3. Step 3: Cross multiply
    1,562,272.11x = 2,343,391.18 × 1,185,506.69
  4. Step 4: Simplify right side
    1,562,272.11x = 2,778,105,906,496.27
  5. Step 5: Solve for x
    x = 2,778,105,906,496.27/1,562,272.11
  6. Step 6: Final answer
    x = 1,778,247.14

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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.