Home / 3,478,146.02-4,795,428.07-2,485,898.05

Finding the Fourth Proportional to 3,478,146.02, 4,795,428.07 and 2,485,898.05

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Solution

The fourth proportional to 3,478,146.02, 4,795,428.07 and 2,485,898.05 is: 3,427,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,146.02 : 4,795,428.07 = 2,485,898.05 : x
  2. Step 2: Convert to fraction form
    3,478,146.02/4,795,428.07 = 2,485,898.05/x
  3. Step 3: Cross multiply
    3,478,146.02x = 4,795,428.07 × 2,485,898.05
  4. Step 4: Simplify right side
    3,478,146.02x = 11,920,945,274,255.32
  5. Step 5: Solve for x
    x = 11,920,945,274,255.32/3,478,146.02
  6. Step 6: Final answer
    x = 3,427,384.93

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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.