Home / 2,108,905.08-2,910,290.60-1,142,036.44

Finding the Fourth Proportional to 2,108,905.08, 2,910,290.60 and 1,142,036.44

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Solution

The fourth proportional to 2,108,905.08, 2,910,290.60 and 1,142,036.44 is: 1,576,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,905.08 : 2,910,290.60 = 1,142,036.44 : x
  2. Step 2: Convert to fraction form
    2,108,905.08/2,910,290.60 = 1,142,036.44/x
  3. Step 3: Cross multiply
    2,108,905.08x = 2,910,290.60 × 1,142,036.44
  4. Step 4: Simplify right side
    2,108,905.08x = 3,323,657,916,189.46
  5. Step 5: Solve for x
    x = 3,323,657,916,189.46/2,108,905.08
  6. Step 6: Final answer
    x = 1,576,011.15

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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.