Home / 4,285,697.49-6,428,152.55-1,445,834.25

Finding the Fourth Proportional to 4,285,697.49, 6,428,152.55 and 1,445,834.25

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Solution

The fourth proportional to 4,285,697.49, 6,428,152.55 and 1,445,834.25 is: 2,168,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,697.49 : 6,428,152.55 = 1,445,834.25 : x
  2. Step 2: Convert to fraction form
    4,285,697.49/6,428,152.55 = 1,445,834.25/x
  3. Step 3: Cross multiply
    4,285,697.49x = 6,428,152.55 × 1,445,834.25
  4. Step 4: Simplify right side
    4,285,697.49x = 9,294,043,124,629.42
  5. Step 5: Solve for x
    x = 9,294,043,124,629.42/4,285,697.49
  6. Step 6: Final answer
    x = 2,168,618.56

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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.