Home / 1,892,881.13-2,839,327.76-472,937.36

Finding the Fourth Proportional to 1,892,881.13, 2,839,327.76 and 472,937.36

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Solution

The fourth proportional to 1,892,881.13, 2,839,327.76 and 472,937.36 is: 709,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,881.13 : 2,839,327.76 = 472,937.36 : x
  2. Step 2: Convert to fraction form
    1,892,881.13/2,839,327.76 = 472,937.36/x
  3. Step 3: Cross multiply
    1,892,881.13x = 2,839,327.76 × 472,937.36
  4. Step 4: Simplify right side
    1,892,881.13x = 1,342,824,161,974.82
  5. Step 5: Solve for x
    x = 1,342,824,161,974.82/1,892,881.13
  6. Step 6: Final answer
    x = 709,407.55

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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.