Home / 2,778,039.13-4,167,132.53-756,324.39

Finding the Fourth Proportional to 2,778,039.13, 4,167,132.53 and 756,324.39

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Solution

The fourth proportional to 2,778,039.13, 4,167,132.53 and 756,324.39 is: 1,134,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,039.13 : 4,167,132.53 = 756,324.39 : x
  2. Step 2: Convert to fraction form
    2,778,039.13/4,167,132.53 = 756,324.39/x
  3. Step 3: Cross multiply
    2,778,039.13x = 4,167,132.53 × 756,324.39
  4. Step 4: Simplify right side
    2,778,039.13x = 3,151,703,961,460.74
  5. Step 5: Solve for x
    x = 3,151,703,961,460.74/2,778,039.13
  6. Step 6: Final answer
    x = 1,134,506.68

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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.