Home / 1,538,908.02-2,308,401.18-729,102.60

Finding the Fourth Proportional to 1,538,908.02, 2,308,401.18 and 729,102.60

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Solution

The fourth proportional to 1,538,908.02, 2,308,401.18 and 729,102.60 is: 1,093,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,908.02 : 2,308,401.18 = 729,102.60 : x
  2. Step 2: Convert to fraction form
    1,538,908.02/2,308,401.18 = 729,102.60/x
  3. Step 3: Cross multiply
    1,538,908.02x = 2,308,401.18 × 729,102.60
  4. Step 4: Simplify right side
    1,538,908.02x = 1,683,061,302,181.07
  5. Step 5: Solve for x
    x = 1,683,061,302,181.07/1,538,908.02
  6. Step 6: Final answer
    x = 1,093,672.45

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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.