Home / 2,210,620.16-3,050,634.24-1,230,543.65

Finding the Fourth Proportional to 2,210,620.16, 3,050,634.24 and 1,230,543.65

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Solution

The fourth proportional to 2,210,620.16, 3,050,634.24 and 1,230,543.65 is: 1,698,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,620.16 : 3,050,634.24 = 1,230,543.65 : x
  2. Step 2: Convert to fraction form
    2,210,620.16/3,050,634.24 = 1,230,543.65/x
  3. Step 3: Cross multiply
    2,210,620.16x = 3,050,634.24 × 1,230,543.65
  4. Step 4: Simplify right side
    2,210,620.16x = 3,753,938,577,251.41
  5. Step 5: Solve for x
    x = 3,753,938,577,251.41/2,210,620.16
  6. Step 6: Final answer
    x = 1,698,138.22

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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.