Home / 1,686,721.50-2,530,080.18-549,481.86

Finding the Fourth Proportional to 1,686,721.50, 2,530,080.18 and 549,481.86

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Solution

The fourth proportional to 1,686,721.50, 2,530,080.18 and 549,481.86 is: 824,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,721.50 : 2,530,080.18 = 549,481.86 : x
  2. Step 2: Convert to fraction form
    1,686,721.50/2,530,080.18 = 549,481.86/x
  3. Step 3: Cross multiply
    1,686,721.50x = 2,530,080.18 × 549,481.86
  4. Step 4: Simplify right side
    1,686,721.50x = 1,390,233,163,255.53
  5. Step 5: Solve for x
    x = 1,390,233,163,255.53/1,686,721.50
  6. Step 6: Final answer
    x = 824,222.12

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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.