Home / 5,171,196.90-7,756,774.41-1,576,953.45

Finding the Fourth Proportional to 5,171,196.90, 7,756,774.41 and 1,576,953.45

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Solution

The fourth proportional to 5,171,196.90, 7,756,774.41 and 1,576,953.45 is: 2,365,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,196.90 : 7,756,774.41 = 1,576,953.45 : x
  2. Step 2: Convert to fraction form
    5,171,196.90/7,756,774.41 = 1,576,953.45/x
  3. Step 3: Cross multiply
    5,171,196.90x = 7,756,774.41 × 1,576,953.45
  4. Step 4: Simplify right side
    5,171,196.90x = 12,232,072,166,721.21
  5. Step 5: Solve for x
    x = 12,232,072,166,721.21/5,171,196.90
  6. Step 6: Final answer
    x = 2,365,423.79

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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.