Home / 1,943,603.81-2,914,156.87-807,149.92

Finding the Fourth Proportional to 1,943,603.81, 2,914,156.87 and 807,149.92

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Solution

The fourth proportional to 1,943,603.81, 2,914,156.87 and 807,149.92 is: 1,210,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,603.81 : 2,914,156.87 = 807,149.92 : x
  2. Step 2: Convert to fraction form
    1,943,603.81/2,914,156.87 = 807,149.92/x
  3. Step 3: Cross multiply
    1,943,603.81x = 2,914,156.87 × 807,149.92
  4. Step 4: Simplify right side
    1,943,603.81x = 2,352,161,484,487.95
  5. Step 5: Solve for x
    x = 2,352,161,484,487.95/1,943,603.81
  6. Step 6: Final answer
    x = 1,210,206.25

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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.