Home / 1,400,130.20-2,099,680.14-501,328.28

Finding the Fourth Proportional to 1,400,130.20, 2,099,680.14 and 501,328.28

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Solution

The fourth proportional to 1,400,130.20, 2,099,680.14 and 501,328.28 is: 751,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,130.20 : 2,099,680.14 = 501,328.28 : x
  2. Step 2: Convert to fraction form
    1,400,130.20/2,099,680.14 = 501,328.28/x
  3. Step 3: Cross multiply
    1,400,130.20x = 2,099,680.14 × 501,328.28
  4. Step 4: Simplify right side
    1,400,130.20x = 1,052,629,033,136.36
  5. Step 5: Solve for x
    x = 1,052,629,033,136.36/1,400,130.20
  6. Step 6: Final answer
    x = 751,807.96

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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.