Home / 5,743,679.51-8,616,543.93-1,905,732.23

Finding the Fourth Proportional to 5,743,679.51, 8,616,543.93 and 1,905,732.23

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Solution

The fourth proportional to 5,743,679.51, 8,616,543.93 and 1,905,732.23 is: 2,858,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,679.51 : 8,616,543.93 = 1,905,732.23 : x
  2. Step 2: Convert to fraction form
    5,743,679.51/8,616,543.93 = 1,905,732.23/x
  3. Step 3: Cross multiply
    5,743,679.51x = 8,616,543.93 × 1,905,732.23
  4. Step 4: Simplify right side
    5,743,679.51x = 16,420,825,426,000.48
  5. Step 5: Solve for x
    x = 16,420,825,426,000.48/5,743,679.51
  6. Step 6: Final answer
    x = 2,858,938.32

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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.