Home / 1,614,156.06-2,211,403.43-1,553,619.90

Finding the Fourth Proportional to 1,614,156.06, 2,211,403.43 and 1,553,619.90

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Solution

The fourth proportional to 1,614,156.06, 2,211,403.43 and 1,553,619.90 is: 2,128,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,156.06 : 2,211,403.43 = 1,553,619.90 : x
  2. Step 2: Convert to fraction form
    1,614,156.06/2,211,403.43 = 1,553,619.90/x
  3. Step 3: Cross multiply
    1,614,156.06x = 2,211,403.43 × 1,553,619.90
  4. Step 4: Simplify right side
    1,614,156.06x = 3,435,680,368,008.16
  5. Step 5: Solve for x
    x = 3,435,680,368,008.16/1,614,156.06
  6. Step 6: Final answer
    x = 2,128,468.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.