Home / 4,586,211.96-6,879,473.28-1,220,422.20

Finding the Fourth Proportional to 4,586,211.96, 6,879,473.28 and 1,220,422.20

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Solution

The fourth proportional to 4,586,211.96, 6,879,473.28 and 1,220,422.20 is: 1,830,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586,211.96 : 6,879,473.28 = 1,220,422.20 : x
  2. Step 2: Convert to fraction form
    4,586,211.96/6,879,473.28 = 1,220,422.20/x
  3. Step 3: Cross multiply
    4,586,211.96x = 6,879,473.28 × 1,220,422.20
  4. Step 4: Simplify right side
    4,586,211.96x = 8,395,861,915,218.82
  5. Step 5: Solve for x
    x = 8,395,861,915,218.82/4,586,211.96
  6. Step 6: Final answer
    x = 1,830,674.64

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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.