Home / 1,576,388.98-2,365,356.21-977,191.48

Finding the Fourth Proportional to 1,576,388.98, 2,365,356.21 and 977,191.48

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Solution

The fourth proportional to 1,576,388.98, 2,365,356.21 and 977,191.48 is: 1,466,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,388.98 : 2,365,356.21 = 977,191.48 : x
  2. Step 2: Convert to fraction form
    1,576,388.98/2,365,356.21 = 977,191.48/x
  3. Step 3: Cross multiply
    1,576,388.98x = 2,365,356.21 × 977,191.48
  4. Step 4: Simplify right side
    1,576,388.98x = 2,311,405,935,577.09
  5. Step 5: Solve for x
    x = 2,311,405,935,577.09/1,576,388.98
  6. Step 6: Final answer
    x = 1,466,266.24

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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.