Home / 1,929,009.67-2,892,923.55-1,333,795.75

Finding the Fourth Proportional to 1,929,009.67, 2,892,923.55 and 1,333,795.75

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Solution

The fourth proportional to 1,929,009.67, 2,892,923.55 and 1,333,795.75 is: 2,000,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,009.67 : 2,892,923.55 = 1,333,795.75 : x
  2. Step 2: Convert to fraction form
    1,929,009.67/2,892,923.55 = 1,333,795.75/x
  3. Step 3: Cross multiply
    1,929,009.67x = 2,892,923.55 × 1,333,795.75
  4. Step 4: Simplify right side
    1,929,009.67x = 3,858,569,136,064.91
  5. Step 5: Solve for x
    x = 3,858,569,136,064.91/1,929,009.67
  6. Step 6: Final answer
    x = 2,000,285.01

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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.