Home / 2,091,509.51-3,136,254.49-876,759.86

Finding the Fourth Proportional to 2,091,509.51, 3,136,254.49 and 876,759.86

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Solution

The fourth proportional to 2,091,509.51, 3,136,254.49 and 876,759.86 is: 1,314,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,509.51 : 3,136,254.49 = 876,759.86 : x
  2. Step 2: Convert to fraction form
    2,091,509.51/3,136,254.49 = 876,759.86/x
  3. Step 3: Cross multiply
    2,091,509.51x = 3,136,254.49 × 876,759.86
  4. Step 4: Simplify right side
    2,091,509.51x = 2,749,742,029,703.60
  5. Step 5: Solve for x
    x = 2,749,742,029,703.60/2,091,509.51
  6. Step 6: Final answer
    x = 1,314,716.49

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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.