Home / 1,341,874.34-1,851,744.39-730,011.47

Finding the Fourth Proportional to 1,341,874.34, 1,851,744.39 and 730,011.47

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Solution

The fourth proportional to 1,341,874.34, 1,851,744.39 and 730,011.47 is: 1,007,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,874.34 : 1,851,744.39 = 730,011.47 : x
  2. Step 2: Convert to fraction form
    1,341,874.34/1,851,744.39 = 730,011.47/x
  3. Step 3: Cross multiply
    1,341,874.34x = 1,851,744.39 × 730,011.47
  4. Step 4: Simplify right side
    1,341,874.34x = 1,351,794,634,949.43
  5. Step 5: Solve for x
    x = 1,351,794,634,949.43/1,341,874.34
  6. Step 6: Final answer
    x = 1,007,392.87

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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.