Home / 1,461,102.20-2,191,871.04-450,139.60

Finding the Fourth Proportional to 1,461,102.20, 2,191,871.04 and 450,139.60

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Solution

The fourth proportional to 1,461,102.20, 2,191,871.04 and 450,139.60 is: 675,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,102.20 : 2,191,871.04 = 450,139.60 : x
  2. Step 2: Convert to fraction form
    1,461,102.20/2,191,871.04 = 450,139.60/x
  3. Step 3: Cross multiply
    1,461,102.20x = 2,191,871.04 × 450,139.60
  4. Step 4: Simplify right side
    1,461,102.20x = 986,647,953,197.18
  5. Step 5: Solve for x
    x = 986,647,953,197.18/1,461,102.20
  6. Step 6: Final answer
    x = 675,276.48

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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.