Home / 1,492,757.85-2,240,004.02-628,129.02

Finding the Fourth Proportional to 1,492,757.85, 2,240,004.02 and 628,129.02

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Solution

The fourth proportional to 1,492,757.85, 2,240,004.02 and 628,129.02 is: 942,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,757.85 : 2,240,004.02 = 628,129.02 : x
  2. Step 2: Convert to fraction form
    1,492,757.85/2,240,004.02 = 628,129.02/x
  3. Step 3: Cross multiply
    1,492,757.85x = 2,240,004.02 × 628,129.02
  4. Step 4: Simplify right side
    1,492,757.85x = 1,407,011,529,878.66
  5. Step 5: Solve for x
    x = 1,407,011,529,878.66/1,492,757.85
  6. Step 6: Final answer
    x = 942,558.45

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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.