Home / 1,890,462.91-2,608,390.29-1,074,602.56

Finding the Fourth Proportional to 1,890,462.91, 2,608,390.29 and 1,074,602.56

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Solution

The fourth proportional to 1,890,462.91, 2,608,390.29 and 1,074,602.56 is: 1,482,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,462.91 : 2,608,390.29 = 1,074,602.56 : x
  2. Step 2: Convert to fraction form
    1,890,462.91/2,608,390.29 = 1,074,602.56/x
  3. Step 3: Cross multiply
    1,890,462.91x = 2,608,390.29 × 1,074,602.56
  4. Step 4: Simplify right side
    1,890,462.91x = 2,802,982,883,113.14
  5. Step 5: Solve for x
    x = 2,802,982,883,113.14/1,890,462.91
  6. Step 6: Final answer
    x = 1,482,696.58

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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.