Home / 2,149,279.12-3,223,802.08-653,254.48

Finding the Fourth Proportional to 2,149,279.12, 3,223,802.08 and 653,254.48

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Solution

The fourth proportional to 2,149,279.12, 3,223,802.08 and 653,254.48 is: 979,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,279.12 : 3,223,802.08 = 653,254.48 : x
  2. Step 2: Convert to fraction form
    2,149,279.12/3,223,802.08 = 653,254.48/x
  3. Step 3: Cross multiply
    2,149,279.12x = 3,223,802.08 × 653,254.48
  4. Step 4: Simplify right side
    2,149,279.12x = 2,105,963,151,393.32
  5. Step 5: Solve for x
    x = 2,105,963,151,393.32/2,149,279.12
  6. Step 6: Final answer
    x = 979,846.28

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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.