Home / 965,747.45-1,445,803.09-723,661.65

Finding the Fourth Proportional to 965,747.45, 1,445,803.09 and 723,661.65

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Solution

The fourth proportional to 965,747.45, 1,445,803.09 and 723,661.65 is: 1,083,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,747.45 : 1,445,803.09 = 723,661.65 : x
  2. Step 2: Convert to fraction form
    965,747.45/1,445,803.09 = 723,661.65/x
  3. Step 3: Cross multiply
    965,747.45x = 1,445,803.09 × 723,661.65
  4. Step 4: Simplify right side
    965,747.45x = 1,046,272,247,875.34
  5. Step 5: Solve for x
    x = 1,046,272,247,875.34/965,747.45
  6. Step 6: Final answer
    x = 1,083,380.80

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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.