Home / 2,176,330.28-3,003,096.74-1,258,420.32

Finding the Fourth Proportional to 2,176,330.28, 3,003,096.74 and 1,258,420.32

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Solution

The fourth proportional to 2,176,330.28, 3,003,096.74 and 1,258,420.32 is: 1,736,481.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,330.28 : 3,003,096.74 = 1,258,420.32 : x
  2. Step 2: Convert to fraction form
    2,176,330.28/3,003,096.74 = 1,258,420.32/x
  3. Step 3: Cross multiply
    2,176,330.28x = 3,003,096.74 × 1,258,420.32
  4. Step 4: Simplify right side
    2,176,330.28x = 3,779,157,954,249.66
  5. Step 5: Solve for x
    x = 3,779,157,954,249.66/2,176,330.28
  6. Step 6: Final answer
    x = 1,736,481.82

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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.