Home / 3,031,230.80-4,547,069.40-872,168.24

Finding the Fourth Proportional to 3,031,230.80, 4,547,069.40 and 872,168.24

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Solution

The fourth proportional to 3,031,230.80, 4,547,069.40 and 872,168.24 is: 1,308,316.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,230.80 : 4,547,069.40 = 872,168.24 : x
  2. Step 2: Convert to fraction form
    3,031,230.80/4,547,069.40 = 872,168.24/x
  3. Step 3: Cross multiply
    3,031,230.80x = 4,547,069.40 × 872,168.24
  4. Step 4: Simplify right side
    3,031,230.80x = 3,965,809,515,755.86
  5. Step 5: Solve for x
    x = 3,965,809,515,755.86/3,031,230.80
  6. Step 6: Final answer
    x = 1,308,316.58

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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.