Home / 3,480,946.54-5,221,412.59-1,963,940.80

Finding the Fourth Proportional to 3,480,946.54, 5,221,412.59 and 1,963,940.80

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Solution

The fourth proportional to 3,480,946.54, 5,221,412.59 and 1,963,940.80 is: 2,945,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,946.54 : 5,221,412.59 = 1,963,940.80 : x
  2. Step 2: Convert to fraction form
    3,480,946.54/5,221,412.59 = 1,963,940.80/x
  3. Step 3: Cross multiply
    3,480,946.54x = 5,221,412.59 × 1,963,940.80
  4. Step 4: Simplify right side
    3,480,946.54x = 10,254,545,219,134.67
  5. Step 5: Solve for x
    x = 10,254,545,219,134.67/3,480,946.54
  6. Step 6: Final answer
    x = 2,945,907.13

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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.