Home / 1,776,552.70-2,663,079.45-878,133.10

Finding the Fourth Proportional to 1,776,552.70, 2,663,079.45 and 878,133.10

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Solution

The fourth proportional to 1,776,552.70, 2,663,079.45 and 878,133.10 is: 1,316,334.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,552.70 : 2,663,079.45 = 878,133.10 : x
  2. Step 2: Convert to fraction form
    1,776,552.70/2,663,079.45 = 878,133.10/x
  3. Step 3: Cross multiply
    1,776,552.70x = 2,663,079.45 × 878,133.10
  4. Step 4: Simplify right side
    1,776,552.70x = 2,338,538,212,974.80
  5. Step 5: Solve for x
    x = 2,338,538,212,974.80/1,776,552.70
  6. Step 6: Final answer
    x = 1,316,334.84

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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.