Home / 1,907,391.71-2,860,516.90-627,762.98

Finding the Fourth Proportional to 1,907,391.71, 2,860,516.90 and 627,762.98

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Solution

The fourth proportional to 1,907,391.71, 2,860,516.90 and 627,762.98 is: 941,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,391.71 : 2,860,516.90 = 627,762.98 : x
  2. Step 2: Convert to fraction form
    1,907,391.71/2,860,516.90 = 627,762.98/x
  3. Step 3: Cross multiply
    1,907,391.71x = 2,860,516.90 × 627,762.98
  4. Step 4: Simplify right side
    1,907,391.71x = 1,795,726,613,484.36
  5. Step 5: Solve for x
    x = 1,795,726,613,484.36/1,907,391.71
  6. Step 6: Final answer
    x = 941,456.65

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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.