Home / 2,580,652.36-3,870,712.86-783,463.24

Finding the Fourth Proportional to 2,580,652.36, 3,870,712.86 and 783,463.24

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Solution

The fourth proportional to 2,580,652.36, 3,870,712.86 and 783,463.24 is: 1,175,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,652.36 : 3,870,712.86 = 783,463.24 : x
  2. Step 2: Convert to fraction form
    2,580,652.36/3,870,712.86 = 783,463.24/x
  3. Step 3: Cross multiply
    2,580,652.36x = 3,870,712.86 × 783,463.24
  4. Step 4: Simplify right side
    2,580,652.36x = 3,032,561,238,405.27
  5. Step 5: Solve for x
    x = 3,032,561,238,405.27/2,580,652.36
  6. Step 6: Final answer
    x = 1,175,114.20

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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.