Home / 1,648,711.76-2,473,986.18-890,536.64

Finding the Fourth Proportional to 1,648,711.76, 2,473,986.18 and 890,536.64

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Solution

The fourth proportional to 1,648,711.76, 2,473,986.18 and 890,536.64 is: 1,336,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,711.76 : 2,473,986.18 = 890,536.64 : x
  2. Step 2: Convert to fraction form
    1,648,711.76/2,473,986.18 = 890,536.64/x
  3. Step 3: Cross multiply
    1,648,711.76x = 2,473,986.18 × 890,536.64
  4. Step 4: Simplify right side
    1,648,711.76x = 2,203,175,340,143.64
  5. Step 5: Solve for x
    x = 2,203,175,340,143.64/1,648,711.76
  6. Step 6: Final answer
    x = 1,336,301.10

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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.