Home / 1,820,233.47-2,512,421.79-1,056,533.07

Finding the Fourth Proportional to 1,820,233.47, 2,512,421.79 and 1,056,533.07

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Solution

The fourth proportional to 1,820,233.47, 2,512,421.79 and 1,056,533.07 is: 1,458,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,233.47 : 2,512,421.79 = 1,056,533.07 : x
  2. Step 2: Convert to fraction form
    1,820,233.47/2,512,421.79 = 1,056,533.07/x
  3. Step 3: Cross multiply
    1,820,233.47x = 2,512,421.79 × 1,056,533.07
  4. Step 4: Simplify right side
    1,820,233.47x = 2,654,456,706,923.60
  5. Step 5: Solve for x
    x = 2,654,456,706,923.60/1,820,233.47
  6. Step 6: Final answer
    x = 1,458,305.62

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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.