Home / 1,576,699.80-2,175,847.76-897,636.28

Finding the Fourth Proportional to 1,576,699.80, 2,175,847.76 and 897,636.28

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Solution

The fourth proportional to 1,576,699.80, 2,175,847.76 and 897,636.28 is: 1,238,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,699.80 : 2,175,847.76 = 897,636.28 : x
  2. Step 2: Convert to fraction form
    1,576,699.80/2,175,847.76 = 897,636.28/x
  3. Step 3: Cross multiply
    1,576,699.80x = 2,175,847.76 × 897,636.28
  4. Step 4: Simplify right side
    1,576,699.80x = 1,953,119,889,132.73
  5. Step 5: Solve for x
    x = 1,953,119,889,132.73/1,576,699.80
  6. Step 6: Final answer
    x = 1,238,739.23

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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.