Home / 3,316,828.10-4,975,270.00-920,859.57

Finding the Fourth Proportional to 3,316,828.10, 4,975,270.00 and 920,859.57

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Solution

The fourth proportional to 3,316,828.10, 4,975,270.00 and 920,859.57 is: 1,381,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,828.10 : 4,975,270.00 = 920,859.57 : x
  2. Step 2: Convert to fraction form
    3,316,828.10/4,975,270.00 = 920,859.57/x
  3. Step 3: Cross multiply
    3,316,828.10x = 4,975,270.00 × 920,859.57
  4. Step 4: Simplify right side
    3,316,828.10x = 4,581,524,990,531.75
  5. Step 5: Solve for x
    x = 4,581,524,990,531.75/3,316,828.10
  6. Step 6: Final answer
    x = 1,381,297.09

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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.