Home / 4,078,702-5,628,489.76-2,243,158.40

Finding the Fourth Proportional to 4,078,702, 5,628,489.76 and 2,243,158.40

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Solution

The fourth proportional to 4,078,702, 5,628,489.76 and 2,243,158.40 is: 3,095,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,702 : 5,628,489.76 = 2,243,158.40 : x
  2. Step 2: Convert to fraction form
    4,078,702/5,628,489.76 = 2,243,158.40/x
  3. Step 3: Cross multiply
    4,078,702x = 5,628,489.76 × 2,243,158.40
  4. Step 4: Simplify right side
    4,078,702x = 12,625,594,084,457.98
  5. Step 5: Solve for x
    x = 12,625,594,084,457.98/4,078,702
  6. Step 6: Final answer
    x = 3,095,493.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.