Home / 1,576,390.23-2,365,358.09-977,192.73

Finding the Fourth Proportional to 1,576,390.23, 2,365,358.09 and 977,192.73

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Solution

The fourth proportional to 1,576,390.23, 2,365,358.09 and 977,192.73 is: 1,466,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,390.23 : 2,365,358.09 = 977,192.73 : x
  2. Step 2: Convert to fraction form
    1,576,390.23/2,365,358.09 = 977,192.73/x
  3. Step 3: Cross multiply
    1,576,390.23x = 2,365,358.09 × 977,192.73
  4. Step 4: Simplify right side
    1,576,390.23x = 2,311,410,724,508.72
  5. Step 5: Solve for x
    x = 2,311,410,724,508.72/1,576,390.23
  6. Step 6: Final answer
    x = 1,466,268.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.