Home / 1,888,643.74-2,832,132.12-540,499.39

Finding the Fourth Proportional to 1,888,643.74, 2,832,132.12 and 540,499.39

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Solution

The fourth proportional to 1,888,643.74, 2,832,132.12 and 540,499.39 is: 810,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,643.74 : 2,832,132.12 = 540,499.39 : x
  2. Step 2: Convert to fraction form
    1,888,643.74/2,832,132.12 = 540,499.39/x
  3. Step 3: Cross multiply
    1,888,643.74x = 2,832,132.12 × 540,499.39
  4. Step 4: Simplify right side
    1,888,643.74x = 1,530,765,683,259.41
  5. Step 5: Solve for x
    x = 1,530,765,683,259.41/1,888,643.74
  6. Step 6: Final answer
    x = 810,510.55

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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.