Home / 854,803.37-1,281,024.06-742,216.61

Finding the Fourth Proportional to 854,803.37, 1,281,024.06 and 742,216.61

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Solution

The fourth proportional to 854,803.37, 1,281,024.06 and 742,216.61 is: 1,112,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,803.37 : 1,281,024.06 = 742,216.61 : x
  2. Step 2: Convert to fraction form
    854,803.37/1,281,024.06 = 742,216.61/x
  3. Step 3: Cross multiply
    854,803.37x = 1,281,024.06 × 742,216.61
  4. Step 4: Simplify right side
    854,803.37x = 950,797,328,736.52
  5. Step 5: Solve for x
    x = 950,797,328,736.52/854,803.37
  6. Step 6: Final answer
    x = 1,112,299.47

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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.