Home / 3,175,357.17-4,382,368.58-1,886,202.67

Finding the Fourth Proportional to 3,175,357.17, 4,382,368.58 and 1,886,202.67

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Solution

The fourth proportional to 3,175,357.17, 4,382,368.58 and 1,886,202.67 is: 2,603,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,357.17 : 4,382,368.58 = 1,886,202.67 : x
  2. Step 2: Convert to fraction form
    3,175,357.17/4,382,368.58 = 1,886,202.67/x
  3. Step 3: Cross multiply
    3,175,357.17x = 4,382,368.58 × 1,886,202.67
  4. Step 4: Simplify right side
    3,175,357.17x = 8,266,035,316,520.11
  5. Step 5: Solve for x
    x = 8,266,035,316,520.11/3,175,357.17
  6. Step 6: Final answer
    x = 2,603,182.85

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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.