Home / 1,122,813.60-1,684,234.80-374,859.60

Finding the Fourth Proportional to 1,122,813.60, 1,684,234.80 and 374,859.60

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Solution

The fourth proportional to 1,122,813.60, 1,684,234.80 and 374,859.60 is: 562,294.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,813.60 : 1,684,234.80 = 374,859.60 : x
  2. Step 2: Convert to fraction form
    1,122,813.60/1,684,234.80 = 374,859.60/x
  3. Step 3: Cross multiply
    1,122,813.60x = 1,684,234.80 × 374,859.60
  4. Step 4: Simplify right side
    1,122,813.60x = 631,351,583,434.08
  5. Step 5: Solve for x
    x = 631,351,583,434.08/1,122,813.60
  6. Step 6: Final answer
    x = 562,294.21

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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.