Home / 1,001,018.75-1,501,784.06-291,046.78

Finding the Fourth Proportional to 1,001,018.75, 1,501,784.06 and 291,046.78

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Solution

The fourth proportional to 1,001,018.75, 1,501,784.06 and 291,046.78 is: 436,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,018.75 : 1,501,784.06 = 291,046.78 : x
  2. Step 2: Convert to fraction form
    1,001,018.75/1,501,784.06 = 291,046.78/x
  3. Step 3: Cross multiply
    1,001,018.75x = 1,501,784.06 × 291,046.78
  4. Step 4: Simplify right side
    1,001,018.75x = 437,089,414,918.33
  5. Step 5: Solve for x
    x = 437,089,414,918.33/1,001,018.75
  6. Step 6: Final answer
    x = 436,644.59

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1.5x scale

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.