Home / 2,146,130.49-2,961,659.24-1,179,323.13

Finding the Fourth Proportional to 2,146,130.49, 2,961,659.24 and 1,179,323.13

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Solution

The fourth proportional to 2,146,130.49, 2,961,659.24 and 1,179,323.13 is: 1,627,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,130.49 : 2,961,659.24 = 1,179,323.13 : x
  2. Step 2: Convert to fraction form
    2,146,130.49/2,961,659.24 = 1,179,323.13/x
  3. Step 3: Cross multiply
    2,146,130.49x = 2,961,659.24 × 1,179,323.13
  4. Step 4: Simplify right side
    2,146,130.49x = 3,492,753,224,205.31
  5. Step 5: Solve for x
    x = 3,492,753,224,205.31/2,146,130.49
  6. Step 6: Final answer
    x = 1,627,465.45

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Double scale
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1.5x scale

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.