Home / 1,592,412.75-2,197,496.79-867,273.21

Finding the Fourth Proportional to 1,592,412.75, 2,197,496.79 and 867,273.21

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Solution

The fourth proportional to 1,592,412.75, 2,197,496.79 and 867,273.21 is: 1,196,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,412.75 : 2,197,496.79 = 867,273.21 : x
  2. Step 2: Convert to fraction form
    1,592,412.75/2,197,496.79 = 867,273.21/x
  3. Step 3: Cross multiply
    1,592,412.75x = 2,197,496.79 × 867,273.21
  4. Step 4: Simplify right side
    1,592,412.75x = 1,905,830,095,028.00
  5. Step 5: Solve for x
    x = 1,905,830,095,028.00/1,592,412.75
  6. Step 6: Final answer
    x = 1,196,819.16

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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.