Home / 1,716,805.72-2,369,485.10-991,523.08

Finding the Fourth Proportional to 1,716,805.72, 2,369,485.10 and 991,523.08

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Solution

The fourth proportional to 1,716,805.72, 2,369,485.10 and 991,523.08 is: 1,368,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,805.72 : 2,369,485.10 = 991,523.08 : x
  2. Step 2: Convert to fraction form
    1,716,805.72/2,369,485.10 = 991,523.08/x
  3. Step 3: Cross multiply
    1,716,805.72x = 2,369,485.10 × 991,523.08
  4. Step 4: Simplify right side
    1,716,805.72x = 2,349,399,164,366.11
  5. Step 5: Solve for x
    x = 2,349,399,164,366.11/1,716,805.72
  6. Step 6: Final answer
    x = 1,368,471.19

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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.