Home / 1,604,122.83-2,213,690.04-878,964.66

Finding the Fourth Proportional to 1,604,122.83, 2,213,690.04 and 878,964.66

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Solution

The fourth proportional to 1,604,122.83, 2,213,690.04 and 878,964.66 is: 1,212,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,122.83 : 2,213,690.04 = 878,964.66 : x
  2. Step 2: Convert to fraction form
    1,604,122.83/2,213,690.04 = 878,964.66/x
  3. Step 3: Cross multiply
    1,604,122.83x = 2,213,690.04 × 878,964.66
  4. Step 4: Simplify right side
    1,604,122.83x = 1,945,755,313,353.99
  5. Step 5: Solve for x
    x = 1,945,755,313,353.99/1,604,122.83
  6. Step 6: Final answer
    x = 1,212,971.52

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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.