Home / 3,175,354.66-4,382,365.12-1,886,200.17

Finding the Fourth Proportional to 3,175,354.66, 4,382,365.12 and 1,886,200.17

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Solution

The fourth proportional to 3,175,354.66, 4,382,365.12 and 1,886,200.17 is: 2,603,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,354.66 : 4,382,365.12 = 1,886,200.17 : x
  2. Step 2: Convert to fraction form
    3,175,354.66/4,382,365.12 = 1,886,200.17/x
  3. Step 3: Cross multiply
    3,175,354.66x = 4,382,365.12 × 1,886,200.17
  4. Step 4: Simplify right side
    3,175,354.66x = 8,266,017,848,457.38
  5. Step 5: Solve for x
    x = 8,266,017,848,457.38/3,175,354.66
  6. Step 6: Final answer
    x = 2,603,179.40

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1.5x scale

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.