Home / 1,591,645.80-2,196,399.60-866,475

Finding the Fourth Proportional to 1,591,645.80, 2,196,399.60 and 866,475

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Solution

The fourth proportional to 1,591,645.80, 2,196,399.60 and 866,475 is: 1,195,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,645.80 : 2,196,399.60 = 866,475 : x
  2. Step 2: Convert to fraction form
    1,591,645.80/2,196,399.60 = 866,475/x
  3. Step 3: Cross multiply
    1,591,645.80x = 2,196,399.60 × 866,475
  4. Step 4: Simplify right side
    1,591,645.80x = 1,903,125,343,410
  5. Step 5: Solve for x
    x = 1,903,125,343,410/1,591,645.80
  6. Step 6: Final answer
    x = 1,195,696.52

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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.