Home / 3,938,722.70-5,908,084.05-3,371,852.30

Finding the Fourth Proportional to 3,938,722.70, 5,908,084.05 and 3,371,852.30

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Solution

The fourth proportional to 3,938,722.70, 5,908,084.05 and 3,371,852.30 is: 5,057,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,722.70 : 5,908,084.05 = 3,371,852.30 : x
  2. Step 2: Convert to fraction form
    3,938,722.70/5,908,084.05 = 3,371,852.30/x
  3. Step 3: Cross multiply
    3,938,722.70x = 5,908,084.05 × 3,371,852.30
  4. Step 4: Simplify right side
    3,938,722.70x = 19,921,186,792,585.81
  5. Step 5: Solve for x
    x = 19,921,186,792,585.81/3,938,722.70
  6. Step 6: Final answer
    x = 5,057,778.45

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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.