Home / 1,763,162.80-2,643,193.76-698,952.40

Finding the Fourth Proportional to 1,763,162.80, 2,643,193.76 and 698,952.40

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Solution

The fourth proportional to 1,763,162.80, 2,643,193.76 and 698,952.40 is: 1,047,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,162.80 : 2,643,193.76 = 698,952.40 : x
  2. Step 2: Convert to fraction form
    1,763,162.80/2,643,193.76 = 698,952.40/x
  3. Step 3: Cross multiply
    1,763,162.80x = 2,643,193.76 × 698,952.40
  4. Step 4: Simplify right side
    1,763,162.80x = 1,847,466,622,217.02
  5. Step 5: Solve for x
    x = 1,847,466,622,217.02/1,763,162.80
  6. Step 6: Final answer
    x = 1,047,813.98

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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.