Home / 1,214,408.80-1,821,613.20-373,002.40

Finding the Fourth Proportional to 1,214,408.80, 1,821,613.20 and 373,002.40

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Solution

The fourth proportional to 1,214,408.80, 1,821,613.20 and 373,002.40 is: 559,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,408.80 : 1,821,613.20 = 373,002.40 : x
  2. Step 2: Convert to fraction form
    1,214,408.80/1,821,613.20 = 373,002.40/x
  3. Step 3: Cross multiply
    1,214,408.80x = 1,821,613.20 × 373,002.40
  4. Step 4: Simplify right side
    1,214,408.80x = 679,466,095,471.68
  5. Step 5: Solve for x
    x = 679,466,095,471.68/1,214,408.80
  6. Step 6: Final answer
    x = 559,503.60

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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.