Home / 4,200,309-6,300,463.50-1,208,493

Finding the Fourth Proportional to 4,200,309, 6,300,463.50 and 1,208,493

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Solution

The fourth proportional to 4,200,309, 6,300,463.50 and 1,208,493 is: 1,812,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,309 : 6,300,463.50 = 1,208,493 : x
  2. Step 2: Convert to fraction form
    4,200,309/6,300,463.50 = 1,208,493/x
  3. Step 3: Cross multiply
    4,200,309x = 6,300,463.50 × 1,208,493
  4. Step 4: Simplify right side
    4,200,309x = 7,614,066,036,505.50
  5. Step 5: Solve for x
    x = 7,614,066,036,505.50/4,200,309
  6. Step 6: Final answer
    x = 1,812,739.50

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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.