Home / 3,480,946.72-5,221,412.89-1,963,941

Finding the Fourth Proportional to 3,480,946.72, 5,221,412.89 and 1,963,941

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Solution

The fourth proportional to 3,480,946.72, 5,221,412.89 and 1,963,941 is: 2,945,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,946.72 : 5,221,412.89 = 1,963,941 : x
  2. Step 2: Convert to fraction form
    3,480,946.72/5,221,412.89 = 1,963,941/x
  3. Step 3: Cross multiply
    3,480,946.72x = 5,221,412.89 × 1,963,941
  4. Step 4: Simplify right side
    3,480,946.72x = 10,254,546,852,599.49
  5. Step 5: Solve for x
    x = 10,254,546,852,599.49/3,480,946.72
  6. Step 6: Final answer
    x = 2,945,907.44

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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.