Home / 1,635,991.18-2,450,332.40-1,185,678.29

Finding the Fourth Proportional to 1,635,991.18, 2,450,332.40 and 1,185,678.29

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Solution

The fourth proportional to 1,635,991.18, 2,450,332.40 and 1,185,678.29 is: 1,775,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,991.18 : 2,450,332.40 = 1,185,678.29 : x
  2. Step 2: Convert to fraction form
    1,635,991.18/2,450,332.40 = 1,185,678.29/x
  3. Step 3: Cross multiply
    1,635,991.18x = 2,450,332.40 × 1,185,678.29
  4. Step 4: Simplify right side
    1,635,991.18x = 2,905,305,929,963.60
  5. Step 5: Solve for x
    x = 2,905,305,929,963.60/1,635,991.18
  6. Step 6: Final answer
    x = 1,775,868.94

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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.