Home / 2,147,088.48-2,962,948.92-1,180,198.08

Finding the Fourth Proportional to 2,147,088.48, 2,962,948.92 and 1,180,198.08

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Solution

The fourth proportional to 2,147,088.48, 2,962,948.92 and 1,180,198.08 is: 1,628,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,088.48 : 2,962,948.92 = 1,180,198.08 : x
  2. Step 2: Convert to fraction form
    2,147,088.48/2,962,948.92 = 1,180,198.08/x
  3. Step 3: Cross multiply
    2,147,088.48x = 2,962,948.92 × 1,180,198.08
  4. Step 4: Simplify right side
    2,147,088.48x = 3,496,866,626,522.07
  5. Step 5: Solve for x
    x = 3,496,866,626,522.07/2,147,088.48
  6. Step 6: Final answer
    x = 1,628,655.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.