Home / 1,370,949.65-2,056,844.86-613,428.74

Finding the Fourth Proportional to 1,370,949.65, 2,056,844.86 and 613,428.74

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Solution

The fourth proportional to 1,370,949.65, 2,056,844.86 and 613,428.74 is: 920,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,949.65 : 2,056,844.86 = 613,428.74 : x
  2. Step 2: Convert to fraction form
    1,370,949.65/2,056,844.86 = 613,428.74/x
  3. Step 3: Cross multiply
    1,370,949.65x = 2,056,844.86 × 613,428.74
  4. Step 4: Simplify right side
    1,370,949.65x = 1,261,727,739,027.48
  5. Step 5: Solve for x
    x = 1,261,727,739,027.48/1,370,949.65
  6. Step 6: Final answer
    x = 920,331.21

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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.