Home / 2,096,021-2,892,372.90-1,236,384.20

Finding the Fourth Proportional to 2,096,021, 2,892,372.90 and 1,236,384.20

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Solution

The fourth proportional to 2,096,021, 2,892,372.90 and 1,236,384.20 is: 1,706,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096,021 : 2,892,372.90 = 1,236,384.20 : x
  2. Step 2: Convert to fraction form
    2,096,021/2,892,372.90 = 1,236,384.20/x
  3. Step 3: Cross multiply
    2,096,021x = 2,892,372.90 × 1,236,384.20
  4. Step 4: Simplify right side
    2,096,021x = 3,576,084,154,068.18
  5. Step 5: Solve for x
    x = 3,576,084,154,068.18/2,096,021
  6. Step 6: Final answer
    x = 1,706,129.93

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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.