Home / 3,176,907.12-4,384,173.96-1,726,631.28

Finding the Fourth Proportional to 3,176,907.12, 4,384,173.96 and 1,726,631.28

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Solution

The fourth proportional to 3,176,907.12, 4,384,173.96 and 1,726,631.28 is: 2,382,774.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,907.12 : 4,384,173.96 = 1,726,631.28 : x
  2. Step 2: Convert to fraction form
    3,176,907.12/4,384,173.96 = 1,726,631.28/x
  3. Step 3: Cross multiply
    3,176,907.12x = 4,384,173.96 × 1,726,631.28
  4. Step 4: Simplify right side
    3,176,907.12x = 7,569,851,896,297.47
  5. Step 5: Solve for x
    x = 7,569,851,896,297.47/3,176,907.12
  6. Step 6: Final answer
    x = 2,382,774.07

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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.