Home / 1,900,746.24-2,851,544.94-638,539.44

Finding the Fourth Proportional to 1,900,746.24, 2,851,544.94 and 638,539.44

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Solution

The fourth proportional to 1,900,746.24, 2,851,544.94 and 638,539.44 is: 957,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,746.24 : 2,851,544.94 = 638,539.44 : x
  2. Step 2: Convert to fraction form
    1,900,746.24/2,851,544.94 = 638,539.44/x
  3. Step 3: Cross multiply
    1,900,746.24x = 2,851,544.94 × 638,539.44
  4. Step 4: Simplify right side
    1,900,746.24x = 1,820,823,909,122.43
  5. Step 5: Solve for x
    x = 1,820,823,909,122.43/1,900,746.24
  6. Step 6: Final answer
    x = 957,952.13

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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.