Home / 1,510,941.28-2,265,883.68-445,700.48

Finding the Fourth Proportional to 1,510,941.28, 2,265,883.68 and 445,700.48

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Solution

The fourth proportional to 1,510,941.28, 2,265,883.68 and 445,700.48 is: 668,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,941.28 : 2,265,883.68 = 445,700.48 : x
  2. Step 2: Convert to fraction form
    1,510,941.28/2,265,883.68 = 445,700.48/x
  3. Step 3: Cross multiply
    1,510,941.28x = 2,265,883.68 × 445,700.48
  4. Step 4: Simplify right side
    1,510,941.28x = 1,009,905,443,800.17
  5. Step 5: Solve for x
    x = 1,009,905,443,800.17/1,510,941.28
  6. Step 6: Final answer
    x = 668,394.90

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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.