Home / 1,623,208.28-2,240,744.88-970,064.72

Finding the Fourth Proportional to 1,623,208.28, 2,240,744.88 and 970,064.72

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Solution

The fourth proportional to 1,623,208.28, 2,240,744.88 and 970,064.72 is: 1,339,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,208.28 : 2,240,744.88 = 970,064.72 : x
  2. Step 2: Convert to fraction form
    1,623,208.28/2,240,744.88 = 970,064.72/x
  3. Step 3: Cross multiply
    1,623,208.28x = 2,240,744.88 × 970,064.72
  4. Step 4: Simplify right side
    1,623,208.28x = 2,173,667,554,608.63
  5. Step 5: Solve for x
    x = 2,173,667,554,608.63/1,623,208.28
  6. Step 6: Final answer
    x = 1,339,118.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.