Home / 2,648,345.09-3,972,554.55-755,086.53

Finding the Fourth Proportional to 2,648,345.09, 3,972,554.55 and 755,086.53

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Solution

The fourth proportional to 2,648,345.09, 3,972,554.55 and 755,086.53 is: 1,132,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,345.09 : 3,972,554.55 = 755,086.53 : x
  2. Step 2: Convert to fraction form
    2,648,345.09/3,972,554.55 = 755,086.53/x
  3. Step 3: Cross multiply
    2,648,345.09x = 3,972,554.55 × 755,086.53
  4. Step 4: Simplify right side
    2,648,345.09x = 2,999,622,430,395.21
  5. Step 5: Solve for x
    x = 2,999,622,430,395.21/2,648,345.09
  6. Step 6: Final answer
    x = 1,132,640.32

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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.