Home / 2,995,603.80-4,493,405.70-865,757.40

Finding the Fourth Proportional to 2,995,603.80, 4,493,405.70 and 865,757.40

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Solution

The fourth proportional to 2,995,603.80, 4,493,405.70 and 865,757.40 is: 1,298,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,603.80 : 4,493,405.70 = 865,757.40 : x
  2. Step 2: Convert to fraction form
    2,995,603.80/4,493,405.70 = 865,757.40/x
  3. Step 3: Cross multiply
    2,995,603.80x = 4,493,405.70 × 865,757.40
  4. Step 4: Simplify right side
    2,995,603.80x = 3,890,199,235,977.18
  5. Step 5: Solve for x
    x = 3,890,199,235,977.18/2,995,603.80
  6. Step 6: Final answer
    x = 1,298,636.10

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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.