Home / 939,943.40-1,409,915.10-566,695.40

Finding the Fourth Proportional to 939,943.40, 1,409,915.10 and 566,695.40

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Solution

The fourth proportional to 939,943.40, 1,409,915.10 and 566,695.40 is: 850,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,943.40 : 1,409,915.10 = 566,695.40 : x
  2. Step 2: Convert to fraction form
    939,943.40/1,409,915.10 = 566,695.40/x
  3. Step 3: Cross multiply
    939,943.40x = 1,409,915.10 × 566,695.40
  4. Step 4: Simplify right side
    939,943.40x = 798,992,401,560.54
  5. Step 5: Solve for x
    x = 798,992,401,560.54/939,943.40
  6. Step 6: Final answer
    x = 850,043.10

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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.