Home / 2,105,409.36-3,158,084.70-507,959.04

Finding the Fourth Proportional to 2,105,409.36, 3,158,084.70 and 507,959.04

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Solution

The fourth proportional to 2,105,409.36, 3,158,084.70 and 507,959.04 is: 761,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,409.36 : 3,158,084.70 = 507,959.04 : x
  2. Step 2: Convert to fraction form
    2,105,409.36/3,158,084.70 = 507,959.04/x
  3. Step 3: Cross multiply
    2,105,409.36x = 3,158,084.70 × 507,959.04
  4. Step 4: Simplify right side
    2,105,409.36x = 1,604,177,672,450.69
  5. Step 5: Solve for x
    x = 1,604,177,672,450.69/2,105,409.36
  6. Step 6: Final answer
    x = 761,931.48

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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.