Home / 1,764,621.45-2,646,876.77-970,892.16

Finding the Fourth Proportional to 1,764,621.45, 2,646,876.77 and 970,892.16

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Solution

The fourth proportional to 1,764,621.45, 2,646,876.77 and 970,892.16 is: 1,456,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,621.45 : 2,646,876.77 = 970,892.16 : x
  2. Step 2: Convert to fraction form
    1,764,621.45/2,646,876.77 = 970,892.16/x
  3. Step 3: Cross multiply
    1,764,621.45x = 2,646,876.77 × 970,892.16
  4. Step 4: Simplify right side
    1,764,621.45x = 2,569,831,899,624.66
  5. Step 5: Solve for x
    x = 2,569,831,899,624.66/1,764,621.45
  6. Step 6: Final answer
    x = 1,456,307.75

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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.