Home / 2,918,174.86-4,027,149.21-1,830,492.28

Finding the Fourth Proportional to 2,918,174.86, 4,027,149.21 and 1,830,492.28

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Solution

The fourth proportional to 2,918,174.86, 4,027,149.21 and 1,830,492.28 is: 2,526,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,174.86 : 4,027,149.21 = 1,830,492.28 : x
  2. Step 2: Convert to fraction form
    2,918,174.86/4,027,149.21 = 1,830,492.28/x
  3. Step 3: Cross multiply
    2,918,174.86x = 4,027,149.21 × 1,830,492.28
  4. Step 4: Simplify right side
    2,918,174.86x = 7,371,665,510,024.89
  5. Step 5: Solve for x
    x = 7,371,665,510,024.89/2,918,174.86
  6. Step 6: Final answer
    x = 2,526,121.93

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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.