Home / 3,938,752.35-5,909,124.96-1,098,862.38

Finding the Fourth Proportional to 3,938,752.35, 5,909,124.96 and 1,098,862.38

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Solution

The fourth proportional to 3,938,752.35, 5,909,124.96 and 1,098,862.38 is: 1,648,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,752.35 : 5,909,124.96 = 1,098,862.38 : x
  2. Step 2: Convert to fraction form
    3,938,752.35/5,909,124.96 = 1,098,862.38/x
  3. Step 3: Cross multiply
    3,938,752.35x = 5,909,124.96 × 1,098,862.38
  4. Step 4: Simplify right side
    3,938,752.35x = 6,493,315,117,263.00
  5. Step 5: Solve for x
    x = 6,493,315,117,263.00/3,938,752.35
  6. Step 6: Final answer
    x = 1,648,571.56

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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.