Home / 2,317,617.80-3,476,426.70-990,513.80

Finding the Fourth Proportional to 2,317,617.80, 3,476,426.70 and 990,513.80

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Solution

The fourth proportional to 2,317,617.80, 3,476,426.70 and 990,513.80 is: 1,485,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,617.80 : 3,476,426.70 = 990,513.80 : x
  2. Step 2: Convert to fraction form
    2,317,617.80/3,476,426.70 = 990,513.80/x
  3. Step 3: Cross multiply
    2,317,617.80x = 3,476,426.70 × 990,513.80
  4. Step 4: Simplify right side
    2,317,617.80x = 3,443,448,621,038.46
  5. Step 5: Solve for x
    x = 3,443,448,621,038.46/2,317,617.80
  6. Step 6: Final answer
    x = 1,485,770.70

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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.