Home / 2,869,809.62-3,960,412.26-1,563,111.20

Finding the Fourth Proportional to 2,869,809.62, 3,960,412.26 and 1,563,111.20

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Solution

The fourth proportional to 2,869,809.62, 3,960,412.26 and 1,563,111.20 is: 2,157,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,809.62 : 3,960,412.26 = 1,563,111.20 : x
  2. Step 2: Convert to fraction form
    2,869,809.62/3,960,412.26 = 1,563,111.20/x
  3. Step 3: Cross multiply
    2,869,809.62x = 3,960,412.26 × 1,563,111.20
  4. Step 4: Simplify right side
    2,869,809.62x = 6,190,564,760,223.31
  5. Step 5: Solve for x
    x = 6,190,564,760,223.31/2,869,809.62
  6. Step 6: Final answer
    x = 2,157,134.30

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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.