Home / 1,610,807.07-2,222,866.76-885,654.03

Finding the Fourth Proportional to 1,610,807.07, 2,222,866.76 and 885,654.03

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Solution

The fourth proportional to 1,610,807.07, 2,222,866.76 and 885,654.03 is: 1,222,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,807.07 : 2,222,866.76 = 885,654.03 : x
  2. Step 2: Convert to fraction form
    1,610,807.07/2,222,866.76 = 885,654.03/x
  3. Step 3: Cross multiply
    1,610,807.07x = 2,222,866.76 × 885,654.03
  4. Step 4: Simplify right side
    1,610,807.07x = 1,968,690,899,718.77
  5. Step 5: Solve for x
    x = 1,968,690,899,718.77/1,610,807.07
  6. Step 6: Final answer
    x = 1,222,176.72

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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.