Home / 2,970,078.45-4,098,709.95-1,611,951.45

Finding the Fourth Proportional to 2,970,078.45, 4,098,709.95 and 1,611,951.45

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Solution

The fourth proportional to 2,970,078.45, 4,098,709.95 and 1,611,951.45 is: 2,224,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,078.45 : 4,098,709.95 = 1,611,951.45 : x
  2. Step 2: Convert to fraction form
    2,970,078.45/4,098,709.95 = 1,611,951.45/x
  3. Step 3: Cross multiply
    2,970,078.45x = 4,098,709.95 × 1,611,951.45
  4. Step 4: Simplify right side
    2,970,078.45x = 6,606,921,447,031.93
  5. Step 5: Solve for x
    x = 6,606,921,447,031.93/2,970,078.45
  6. Step 6: Final answer
    x = 2,224,493.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.