Home / 1,591,538.16-2,196,316.44-866,426.16

Finding the Fourth Proportional to 1,591,538.16, 2,196,316.44 and 866,426.16

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Solution

The fourth proportional to 1,591,538.16, 2,196,316.44 and 866,426.16 is: 1,195,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,538.16 : 2,196,316.44 = 866,426.16 : x
  2. Step 2: Convert to fraction form
    1,591,538.16/2,196,316.44 = 866,426.16/x
  3. Step 3: Cross multiply
    1,591,538.16x = 2,196,316.44 × 866,426.16
  4. Step 4: Simplify right side
    1,591,538.16x = 1,902,946,019,254.07
  5. Step 5: Solve for x
    x = 1,902,946,019,254.07/1,591,538.16
  6. Step 6: Final answer
    x = 1,195,664.71

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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.