Home / 1,623,207.28-2,240,743.50-970,063.72

Finding the Fourth Proportional to 1,623,207.28, 2,240,743.50 and 970,063.72

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Solution

The fourth proportional to 1,623,207.28, 2,240,743.50 and 970,063.72 is: 1,339,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,207.28 : 2,240,743.50 = 970,063.72 : x
  2. Step 2: Convert to fraction form
    1,623,207.28/2,240,743.50 = 970,063.72/x
  3. Step 3: Cross multiply
    1,623,207.28x = 2,240,743.50 × 970,063.72
  4. Step 4: Simplify right side
    1,623,207.28x = 2,173,663,975,175.82
  5. Step 5: Solve for x
    x = 2,173,663,975,175.82/1,623,207.28
  6. Step 6: Final answer
    x = 1,339,116.70

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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.