Home / 2,560,867.86-3,533,694.48-1,528,184.28

Finding the Fourth Proportional to 2,560,867.86, 3,533,694.48 and 1,528,184.28

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Solution

The fourth proportional to 2,560,867.86, 3,533,694.48 and 1,528,184.28 is: 2,108,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,867.86 : 3,533,694.48 = 1,528,184.28 : x
  2. Step 2: Convert to fraction form
    2,560,867.86/3,533,694.48 = 1,528,184.28/x
  3. Step 3: Cross multiply
    2,560,867.86x = 3,533,694.48 × 1,528,184.28
  4. Step 4: Simplify right side
    2,560,867.86x = 5,400,136,354,658.77
  5. Step 5: Solve for x
    x = 5,400,136,354,658.77/2,560,867.86
  6. Step 6: Final answer
    x = 2,108,713.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.