Home / 3,438,255.61-5,157,554.73-1,308,504.79

Finding the Fourth Proportional to 3,438,255.61, 5,157,554.73 and 1,308,504.79

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Solution

The fourth proportional to 3,438,255.61, 5,157,554.73 and 1,308,504.79 is: 1,962,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,255.61 : 5,157,554.73 = 1,308,504.79 : x
  2. Step 2: Convert to fraction form
    3,438,255.61/5,157,554.73 = 1,308,504.79/x
  3. Step 3: Cross multiply
    3,438,255.61x = 5,157,554.73 × 1,308,504.79
  4. Step 4: Simplify right side
    3,438,255.61x = 6,748,685,041,420.96
  5. Step 5: Solve for x
    x = 6,748,685,041,420.96/3,438,255.61
  6. Step 6: Final answer
    x = 1,962,822.38

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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.