Home / 1,917,586.71-2,872,670.74-1,606,140.90

Finding the Fourth Proportional to 1,917,586.71, 2,872,670.74 and 1,606,140.90

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Solution

The fourth proportional to 1,917,586.71, 2,872,670.74 and 1,606,140.90 is: 2,406,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,586.71 : 2,872,670.74 = 1,606,140.90 : x
  2. Step 2: Convert to fraction form
    1,917,586.71/2,872,670.74 = 1,606,140.90/x
  3. Step 3: Cross multiply
    1,917,586.71x = 2,872,670.74 × 1,606,140.90
  4. Step 4: Simplify right side
    1,917,586.71x = 4,613,913,969,754.94
  5. Step 5: Solve for x
    x = 4,613,913,969,754.94/1,917,586.71
  6. Step 6: Final answer
    x = 2,406,104.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.