Home / 6,434,970.71-9,652,452.91-1,642,658.47

Finding the Fourth Proportional to 6,434,970.71, 9,652,452.91 and 1,642,658.47

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Solution

The fourth proportional to 6,434,970.71, 9,652,452.91 and 1,642,658.47 is: 2,463,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,970.71 : 9,652,452.91 = 1,642,658.47 : x
  2. Step 2: Convert to fraction form
    6,434,970.71/9,652,452.91 = 1,642,658.47/x
  3. Step 3: Cross multiply
    6,434,970.71x = 9,652,452.91 × 1,642,658.47
  4. Step 4: Simplify right side
    6,434,970.71x = 15,855,683,500,649.87
  5. Step 5: Solve for x
    x = 15,855,683,500,649.87/6,434,970.71
  6. Step 6: Final answer
    x = 2,463,986.90

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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.