Home / 2,258,586.90-3,116,811.06-1,239,984.36

Finding the Fourth Proportional to 2,258,586.90, 3,116,811.06 and 1,239,984.36

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Solution

The fourth proportional to 2,258,586.90, 3,116,811.06 and 1,239,984.36 is: 1,711,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,586.90 : 3,116,811.06 = 1,239,984.36 : x
  2. Step 2: Convert to fraction form
    2,258,586.90/3,116,811.06 = 1,239,984.36/x
  3. Step 3: Cross multiply
    2,258,586.90x = 3,116,811.06 × 1,239,984.36
  4. Step 4: Simplify right side
    2,258,586.90x = 3,864,796,967,475.02
  5. Step 5: Solve for x
    x = 3,864,796,967,475.02/2,258,586.90
  6. Step 6: Final answer
    x = 1,711,157.08

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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.