Home / 5,245,564.80-7,866,014.40-2,406,547.20

Finding the Fourth Proportional to 5,245,564.80, 7,866,014.40 and 2,406,547.20

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Solution

The fourth proportional to 5,245,564.80, 7,866,014.40 and 2,406,547.20 is: 3,608,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,564.80 : 7,866,014.40 = 2,406,547.20 : x
  2. Step 2: Convert to fraction form
    5,245,564.80/7,866,014.40 = 2,406,547.20/x
  3. Step 3: Cross multiply
    5,245,564.80x = 7,866,014.40 × 2,406,547.20
  4. Step 4: Simplify right side
    5,245,564.80x = 18,929,934,929,479.68
  5. Step 5: Solve for x
    x = 18,929,934,929,479.68/5,245,564.80
  6. Step 6: Final answer
    x = 3,608,750.56

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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.