Home / 3,485,358.45-5,220,466.80-1,684,465.08

Finding the Fourth Proportional to 3,485,358.45, 5,220,466.80 and 1,684,465.08

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Solution

The fourth proportional to 3,485,358.45, 5,220,466.80 and 1,684,465.08 is: 2,523,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,358.45 : 5,220,466.80 = 1,684,465.08 : x
  2. Step 2: Convert to fraction form
    3,485,358.45/5,220,466.80 = 1,684,465.08/x
  3. Step 3: Cross multiply
    3,485,358.45x = 5,220,466.80 × 1,684,465.08
  4. Step 4: Simplify right side
    3,485,358.45x = 8,793,694,025,899.34
  5. Step 5: Solve for x
    x = 8,793,694,025,899.34/3,485,358.45
  6. Step 6: Final answer
    x = 2,523,038.63

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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.