Home / 3,937,556.25-5,433,831.27-2,126,720.25

Finding the Fourth Proportional to 3,937,556.25, 5,433,831.27 and 2,126,720.25

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Solution

The fourth proportional to 3,937,556.25, 5,433,831.27 and 2,126,720.25 is: 2,934,875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,556.25 : 5,433,831.27 = 2,126,720.25 : x
  2. Step 2: Convert to fraction form
    3,937,556.25/5,433,831.27 = 2,126,720.25/x
  3. Step 3: Cross multiply
    3,937,556.25x = 5,433,831.27 × 2,126,720.25
  4. Step 4: Simplify right side
    3,937,556.25x = 11,556,238,996,992.22
  5. Step 5: Solve for x
    x = 11,556,238,996,992.22/3,937,556.25
  6. Step 6: Final answer
    x = 2,934,875.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.