Home / 2,847,492.86-3,929,487.60-1,558,307.38

Finding the Fourth Proportional to 2,847,492.86, 3,929,487.60 and 1,558,307.38

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Solution

The fourth proportional to 2,847,492.86, 3,929,487.60 and 1,558,307.38 is: 2,150,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,492.86 : 3,929,487.60 = 1,558,307.38 : x
  2. Step 2: Convert to fraction form
    2,847,492.86/3,929,487.60 = 1,558,307.38/x
  3. Step 3: Cross multiply
    2,847,492.86x = 3,929,487.60 × 1,558,307.38
  4. Step 4: Simplify right side
    2,847,492.86x = 6,123,349,526,698.49
  5. Step 5: Solve for x
    x = 6,123,349,526,698.49/2,847,492.86
  6. Step 6: Final answer
    x = 2,150,435.43

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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.