Home / 1,323,169.83-1,984,618.67-425,255.67

Finding the Fourth Proportional to 1,323,169.83, 1,984,618.67 and 425,255.67

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Solution

The fourth proportional to 1,323,169.83, 1,984,618.67 and 425,255.67 is: 637,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,169.83 : 1,984,618.67 = 425,255.67 : x
  2. Step 2: Convert to fraction form
    1,323,169.83/1,984,618.67 = 425,255.67/x
  3. Step 3: Cross multiply
    1,323,169.83x = 1,984,618.67 × 425,255.67
  4. Step 4: Simplify right side
    1,323,169.83x = 843,970,340,079.08
  5. Step 5: Solve for x
    x = 843,970,340,079.08/1,323,169.83
  6. Step 6: Final answer
    x = 637,839.77

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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.