Home / 1,277,775.90-1,916,439.05-467,992.98

Finding the Fourth Proportional to 1,277,775.90, 1,916,439.05 and 467,992.98

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Solution

The fourth proportional to 1,277,775.90, 1,916,439.05 and 467,992.98 is: 701,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,775.90 : 1,916,439.05 = 467,992.98 : x
  2. Step 2: Convert to fraction form
    1,277,775.90/1,916,439.05 = 467,992.98/x
  3. Step 3: Cross multiply
    1,277,775.90x = 1,916,439.05 × 467,992.98
  4. Step 4: Simplify right side
    1,277,775.90x = 896,880,019,657.90
  5. Step 5: Solve for x
    x = 896,880,019,657.90/1,277,775.90
  6. Step 6: Final answer
    x = 701,907.13

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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.