Home / 1,313,724.02-1,812,785.13-740,730.02

Finding the Fourth Proportional to 1,313,724.02, 1,812,785.13 and 740,730.02

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Solution

The fourth proportional to 1,313,724.02, 1,812,785.13 and 740,730.02 is: 1,022,120.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,724.02 : 1,812,785.13 = 740,730.02 : x
  2. Step 2: Convert to fraction form
    1,313,724.02/1,812,785.13 = 740,730.02/x
  3. Step 3: Cross multiply
    1,313,724.02x = 1,812,785.13 × 740,730.02
  4. Step 4: Simplify right side
    1,313,724.02x = 1,342,784,365,600.60
  5. Step 5: Solve for x
    x = 1,342,784,365,600.60/1,313,724.02
  6. Step 6: Final answer
    x = 1,022,120.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.