Home / 1,681,719.16-2,521,078.44-616,512.46

Finding the Fourth Proportional to 1,681,719.16, 2,521,078.44 and 616,512.46

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Solution

The fourth proportional to 1,681,719.16, 2,521,078.44 and 616,512.46 is: 924,218.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,719.16 : 2,521,078.44 = 616,512.46 : x
  2. Step 2: Convert to fraction form
    1,681,719.16/2,521,078.44 = 616,512.46/x
  3. Step 3: Cross multiply
    1,681,719.16x = 2,521,078.44 × 616,512.46
  4. Step 4: Simplify right side
    1,681,719.16x = 1,554,276,270,897.36
  5. Step 5: Solve for x
    x = 1,554,276,270,897.36/1,681,719.16
  6. Step 6: Final answer
    x = 924,218.69

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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.