Home / 3,623,465.25-5,000,445.23-1,991,941.38

Finding the Fourth Proportional to 3,623,465.25, 5,000,445.23 and 1,991,941.38

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Solution

The fourth proportional to 3,623,465.25, 5,000,445.23 and 1,991,941.38 is: 2,748,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,465.25 : 5,000,445.23 = 1,991,941.38 : x
  2. Step 2: Convert to fraction form
    3,623,465.25/5,000,445.23 = 1,991,941.38/x
  3. Step 3: Cross multiply
    3,623,465.25x = 5,000,445.23 × 1,991,941.38
  4. Step 4: Simplify right side
    3,623,465.25x = 9,960,593,762,100.91
  5. Step 5: Solve for x
    x = 9,960,593,762,100.91/3,623,465.25
  6. Step 6: Final answer
    x = 2,748,913.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.