Home / 1,435,523.37-2,149,739.73-1,069,908.42

Finding the Fourth Proportional to 1,435,523.37, 2,149,739.73 and 1,069,908.42

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Solution

The fourth proportional to 1,435,523.37, 2,149,739.73 and 1,069,908.42 is: 1,602,220.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,523.37 : 2,149,739.73 = 1,069,908.42 : x
  2. Step 2: Convert to fraction form
    1,435,523.37/2,149,739.73 = 1,069,908.42/x
  3. Step 3: Cross multiply
    1,435,523.37x = 2,149,739.73 × 1,069,908.42
  4. Step 4: Simplify right side
    1,435,523.37x = 2,300,024,637,935.53
  5. Step 5: Solve for x
    x = 2,300,024,637,935.53/1,435,523.37
  6. Step 6: Final answer
    x = 1,602,220.27

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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.