Home / 1,870,410.42-2,805,382.35-748,489.14

Finding the Fourth Proportional to 1,870,410.42, 2,805,382.35 and 748,489.14

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Solution

The fourth proportional to 1,870,410.42, 2,805,382.35 and 748,489.14 is: 1,122,640.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,410.42 : 2,805,382.35 = 748,489.14 : x
  2. Step 2: Convert to fraction form
    1,870,410.42/2,805,382.35 = 748,489.14/x
  3. Step 3: Cross multiply
    1,870,410.42x = 2,805,382.35 × 748,489.14
  4. Step 4: Simplify right side
    1,870,410.42x = 2,099,798,222,522.68
  5. Step 5: Solve for x
    x = 2,099,798,222,522.68/1,870,410.42
  6. Step 6: Final answer
    x = 1,122,640.36

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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.