Home / 1,356,625.12-2,035,225.72-515,158.24

Finding the Fourth Proportional to 1,356,625.12, 2,035,225.72 and 515,158.24

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Solution

The fourth proportional to 1,356,625.12, 2,035,225.72 and 515,158.24 is: 772,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,625.12 : 2,035,225.72 = 515,158.24 : x
  2. Step 2: Convert to fraction form
    1,356,625.12/2,035,225.72 = 515,158.24/x
  3. Step 3: Cross multiply
    1,356,625.12x = 2,035,225.72 × 515,158.24
  4. Step 4: Simplify right side
    1,356,625.12x = 1,048,463,299,917.93
  5. Step 5: Solve for x
    x = 1,048,463,299,917.93/1,356,625.12
  6. Step 6: Final answer
    x = 772,846.74

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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.