Home / 2,108,043.09-2,909,096.10-1,141,173.12

Finding the Fourth Proportional to 2,108,043.09, 2,909,096.10 and 1,141,173.12

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Solution

The fourth proportional to 2,108,043.09, 2,909,096.10 and 1,141,173.12 is: 1,574,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,043.09 : 2,909,096.10 = 1,141,173.12 : x
  2. Step 2: Convert to fraction form
    2,108,043.09/2,909,096.10 = 1,141,173.12/x
  3. Step 3: Cross multiply
    2,108,043.09x = 2,909,096.10 × 1,141,173.12
  4. Step 4: Simplify right side
    2,108,043.09x = 3,319,782,283,725.94
  5. Step 5: Solve for x
    x = 3,319,782,283,725.94/2,108,043.09
  6. Step 6: Final answer
    x = 1,574,817.09

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Double scale
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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.