Home / 1,489,336.11-2,055,196.94-835,901.42

Finding the Fourth Proportional to 1,489,336.11, 2,055,196.94 and 835,901.42

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Solution

The fourth proportional to 1,489,336.11, 2,055,196.94 and 835,901.42 is: 1,153,495.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,336.11 : 2,055,196.94 = 835,901.42 : x
  2. Step 2: Convert to fraction form
    1,489,336.11/2,055,196.94 = 835,901.42/x
  3. Step 3: Cross multiply
    1,489,336.11x = 2,055,196.94 × 835,901.42
  4. Step 4: Simplify right side
    1,489,336.11x = 1,717,942,026,070.16
  5. Step 5: Solve for x
    x = 1,717,942,026,070.16/1,489,336.11
  6. Step 6: Final answer
    x = 1,153,495.18

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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.