Home / 1,681,720.16-2,521,079.94-616,513.46

Finding the Fourth Proportional to 1,681,720.16, 2,521,079.94 and 616,513.46

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Solution

The fourth proportional to 1,681,720.16, 2,521,079.94 and 616,513.46 is: 924,220.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,720.16 : 2,521,079.94 = 616,513.46 : x
  2. Step 2: Convert to fraction form
    1,681,720.16/2,521,079.94 = 616,513.46/x
  3. Step 3: Cross multiply
    1,681,720.16x = 2,521,079.94 × 616,513.46
  4. Step 4: Simplify right side
    1,681,720.16x = 1,554,279,716,745.99
  5. Step 5: Solve for x
    x = 1,554,279,716,745.99/1,681,720.16
  6. Step 6: Final answer
    x = 924,220.18

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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.