Home / 2,164,434.16-2,986,922.64-1,197,605.20

Finding the Fourth Proportional to 2,164,434.16, 2,986,922.64 and 1,197,605.20

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Solution

The fourth proportional to 2,164,434.16, 2,986,922.64 and 1,197,605.20 is: 1,652,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,434.16 : 2,986,922.64 = 1,197,605.20 : x
  2. Step 2: Convert to fraction form
    2,164,434.16/2,986,922.64 = 1,197,605.20/x
  3. Step 3: Cross multiply
    2,164,434.16x = 2,986,922.64 × 1,197,605.20
  4. Step 4: Simplify right side
    2,164,434.16x = 3,577,154,085,661.73
  5. Step 5: Solve for x
    x = 3,577,154,085,661.73/2,164,434.16
  6. Step 6: Final answer
    x = 1,652,697.11

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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.