Home / 1,333,871.74-2,001,125.94-435,315.15

Finding the Fourth Proportional to 1,333,871.74, 2,001,125.94 and 435,315.15

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Solution

The fourth proportional to 1,333,871.74, 2,001,125.94 and 435,315.15 is: 653,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,871.74 : 2,001,125.94 = 435,315.15 : x
  2. Step 2: Convert to fraction form
    1,333,871.74/2,001,125.94 = 435,315.15/x
  3. Step 3: Cross multiply
    1,333,871.74x = 2,001,125.94 × 435,315.15
  4. Step 4: Simplify right side
    1,333,871.74x = 871,120,438,739.99
  5. Step 5: Solve for x
    x = 871,120,438,739.99/1,333,871.74
  6. Step 6: Final answer
    x = 653,076.61

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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.