Home / 1,964,174.89-2,946,386.87-616,390.63

Finding the Fourth Proportional to 1,964,174.89, 2,946,386.87 and 616,390.63

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Solution

The fourth proportional to 1,964,174.89, 2,946,386.87 and 616,390.63 is: 924,625.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,174.89 : 2,946,386.87 = 616,390.63 : x
  2. Step 2: Convert to fraction form
    1,964,174.89/2,946,386.87 = 616,390.63/x
  3. Step 3: Cross multiply
    1,964,174.89x = 2,946,386.87 × 616,390.63
  4. Step 4: Simplify right side
    1,964,174.89x = 1,816,125,259,023.03
  5. Step 5: Solve for x
    x = 1,816,125,259,023.03/1,964,174.89
  6. Step 6: Final answer
    x = 924,625.03

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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.