Home / 3,218,285.20-4,827,427.80-2,098,541.20

Finding the Fourth Proportional to 3,218,285.20, 4,827,427.80 and 2,098,541.20

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Solution

The fourth proportional to 3,218,285.20, 4,827,427.80 and 2,098,541.20 is: 3,147,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,285.20 : 4,827,427.80 = 2,098,541.20 : x
  2. Step 2: Convert to fraction form
    3,218,285.20/4,827,427.80 = 2,098,541.20/x
  3. Step 3: Cross multiply
    3,218,285.20x = 4,827,427.80 × 2,098,541.20
  4. Step 4: Simplify right side
    3,218,285.20x = 10,130,556,128,325.36
  5. Step 5: Solve for x
    x = 10,130,556,128,325.36/3,218,285.20
  6. Step 6: Final answer
    x = 3,147,811.80

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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.