Home / 2,186,307.24-3,017,108.10-1,219,500.12

Finding the Fourth Proportional to 2,186,307.24, 3,017,108.10 and 1,219,500.12

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Solution

The fourth proportional to 2,186,307.24, 3,017,108.10 and 1,219,500.12 is: 1,682,912.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,307.24 : 3,017,108.10 = 1,219,500.12 : x
  2. Step 2: Convert to fraction form
    2,186,307.24/3,017,108.10 = 1,219,500.12/x
  3. Step 3: Cross multiply
    2,186,307.24x = 3,017,108.10 × 1,219,500.12
  4. Step 4: Simplify right side
    2,186,307.24x = 3,679,363,690,002.97
  5. Step 5: Solve for x
    x = 3,679,363,690,002.97/2,186,307.24
  6. Step 6: Final answer
    x = 1,682,912.46

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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.