Home / 3,175,364.65-4,382,378.91-1,886,210.17

Finding the Fourth Proportional to 3,175,364.65, 4,382,378.91 and 1,886,210.17

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Solution

The fourth proportional to 3,175,364.65, 4,382,378.91 and 1,886,210.17 is: 2,603,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,364.65 : 4,382,378.91 = 1,886,210.17 : x
  2. Step 2: Convert to fraction form
    3,175,364.65/4,382,378.91 = 1,886,210.17/x
  3. Step 3: Cross multiply
    3,175,364.65x = 4,382,378.91 × 1,886,210.17
  4. Step 4: Simplify right side
    3,175,364.65x = 8,266,087,668,835.52
  5. Step 5: Solve for x
    x = 8,266,087,668,835.52/3,175,364.65
  6. Step 6: Final answer
    x = 2,603,193.20

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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.