Home / 1,365,772.20-2,048,658.30-940,619.40

Finding the Fourth Proportional to 1,365,772.20, 2,048,658.30 and 940,619.40

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Solution

The fourth proportional to 1,365,772.20, 2,048,658.30 and 940,619.40 is: 1,410,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,772.20 : 2,048,658.30 = 940,619.40 : x
  2. Step 2: Convert to fraction form
    1,365,772.20/2,048,658.30 = 940,619.40/x
  3. Step 3: Cross multiply
    1,365,772.20x = 2,048,658.30 × 940,619.40
  4. Step 4: Simplify right side
    1,365,772.20x = 1,927,007,740,951.02
  5. Step 5: Solve for x
    x = 1,927,007,740,951.02/1,365,772.20
  6. Step 6: Final answer
    x = 1,410,929.10

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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.