Home / 1,001,021.64-1,501,788.39-291,049.68

Finding the Fourth Proportional to 1,001,021.64, 1,501,788.39 and 291,049.68

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Solution

The fourth proportional to 1,001,021.64, 1,501,788.39 and 291,049.68 is: 436,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,021.64 : 1,501,788.39 = 291,049.68 : x
  2. Step 2: Convert to fraction form
    1,001,021.64/1,501,788.39 = 291,049.68/x
  3. Step 3: Cross multiply
    1,001,021.64x = 1,501,788.39 × 291,049.68
  4. Step 4: Simplify right side
    1,001,021.64x = 437,095,030,337.22
  5. Step 5: Solve for x
    x = 437,095,030,337.22/1,001,021.64
  6. Step 6: Final answer
    x = 436,648.93

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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.