Home / 1,610,456.39-2,222,385.93-885,304.30

Finding the Fourth Proportional to 1,610,456.39, 2,222,385.93 and 885,304.30

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Solution

The fourth proportional to 1,610,456.39, 2,222,385.93 and 885,304.30 is: 1,221,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,456.39 : 2,222,385.93 = 885,304.30 : x
  2. Step 2: Convert to fraction form
    1,610,456.39/2,222,385.93 = 885,304.30/x
  3. Step 3: Cross multiply
    1,610,456.39x = 2,222,385.93 × 885,304.30
  4. Step 4: Simplify right side
    1,610,456.39x = 1,967,487,818,699.51
  5. Step 5: Solve for x
    x = 1,967,487,818,699.51/1,610,456.39
  6. Step 6: Final answer
    x = 1,221,695.80

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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.