Home / 3,085,783.02-4,628,305.98-811,484.64

Finding the Fourth Proportional to 3,085,783.02, 4,628,305.98 and 811,484.64

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Solution

The fourth proportional to 3,085,783.02, 4,628,305.98 and 811,484.64 is: 1,217,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,783.02 : 4,628,305.98 = 811,484.64 : x
  2. Step 2: Convert to fraction form
    3,085,783.02/4,628,305.98 = 811,484.64/x
  3. Step 3: Cross multiply
    3,085,783.02x = 4,628,305.98 × 811,484.64
  4. Step 4: Simplify right side
    3,085,783.02x = 3,755,799,211,990.15
  5. Step 5: Solve for x
    x = 3,755,799,211,990.15/3,085,783.02
  6. Step 6: Final answer
    x = 1,217,130.04

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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.