Home / 3,061,701.10-4,225,143.58-1,899,715.20

Finding the Fourth Proportional to 3,061,701.10, 4,225,143.58 and 1,899,715.20

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Solution

The fourth proportional to 3,061,701.10, 4,225,143.58 and 1,899,715.20 is: 2,621,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061,701.10 : 4,225,143.58 = 1,899,715.20 : x
  2. Step 2: Convert to fraction form
    3,061,701.10/4,225,143.58 = 1,899,715.20/x
  3. Step 3: Cross multiply
    3,061,701.10x = 4,225,143.58 × 1,899,715.20
  4. Step 4: Simplify right side
    3,061,701.10x = 8,026,569,481,108.42
  5. Step 5: Solve for x
    x = 8,026,569,481,108.42/3,061,701.10
  6. Step 6: Final answer
    x = 2,621,604.53

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1.5x scale

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.