Home / 2,310,189.32-3,186,781.36-1,343,212.72

Finding the Fourth Proportional to 2,310,189.32, 3,186,781.36 and 1,343,212.72

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Solution

The fourth proportional to 2,310,189.32, 3,186,781.36 and 1,343,212.72 is: 1,852,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,189.32 : 3,186,781.36 = 1,343,212.72 : x
  2. Step 2: Convert to fraction form
    2,310,189.32/3,186,781.36 = 1,343,212.72/x
  3. Step 3: Cross multiply
    2,310,189.32x = 3,186,781.36 × 1,343,212.72
  4. Step 4: Simplify right side
    2,310,189.32x = 4,280,525,258,610.90
  5. Step 5: Solve for x
    x = 4,280,525,258,610.90/2,310,189.32
  6. Step 6: Final answer
    x = 1,852,889.38

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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.