Home / 1,314,936.65-1,814,594.91-734,168.68

Finding the Fourth Proportional to 1,314,936.65, 1,814,594.91 and 734,168.68

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Solution

The fourth proportional to 1,314,936.65, 1,814,594.91 and 734,168.68 is: 1,013,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,936.65 : 1,814,594.91 = 734,168.68 : x
  2. Step 2: Convert to fraction form
    1,314,936.65/1,814,594.91 = 734,168.68/x
  3. Step 3: Cross multiply
    1,314,936.65x = 1,814,594.91 × 734,168.68
  4. Step 4: Simplify right side
    1,314,936.65x = 1,332,218,742,519.80
  5. Step 5: Solve for x
    x = 1,332,218,742,519.80/1,314,936.65
  6. Step 6: Final answer
    x = 1,013,142.91

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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.