Home / 1,689,711.57-2,539,881.77-1,467,835.02

Finding the Fourth Proportional to 1,689,711.57, 2,539,881.77 and 1,467,835.02

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Solution

The fourth proportional to 1,689,711.57, 2,539,881.77 and 1,467,835.02 is: 2,206,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,711.57 : 2,539,881.77 = 1,467,835.02 : x
  2. Step 2: Convert to fraction form
    1,689,711.57/2,539,881.77 = 1,467,835.02/x
  3. Step 3: Cross multiply
    1,689,711.57x = 2,539,881.77 × 1,467,835.02
  4. Step 4: Simplify right side
    1,689,711.57x = 3,728,127,401,326.41
  5. Step 5: Solve for x
    x = 3,728,127,401,326.41/1,689,711.57
  6. Step 6: Final answer
    x = 2,206,369.10

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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.