Home / 1,929,101.04-2,893,060.35-1,333,887.12

Finding the Fourth Proportional to 1,929,101.04, 2,893,060.35 and 1,333,887.12

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Solution

The fourth proportional to 1,929,101.04, 2,893,060.35 and 1,333,887.12 is: 2,000,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,101.04 : 2,893,060.35 = 1,333,887.12 : x
  2. Step 2: Convert to fraction form
    1,929,101.04/2,893,060.35 = 1,333,887.12/x
  3. Step 3: Cross multiply
    1,929,101.04x = 2,893,060.35 × 1,333,887.12
  4. Step 4: Simplify right side
    1,929,101.04x = 3,859,015,938,247.69
  5. Step 5: Solve for x
    x = 3,859,015,938,247.69/1,929,101.04
  6. Step 6: Final answer
    x = 2,000,421.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.