Home / 1,716,802.72-2,369,480.96-991,520.08

Finding the Fourth Proportional to 1,716,802.72, 2,369,480.96 and 991,520.08

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Solution

The fourth proportional to 1,716,802.72, 2,369,480.96 and 991,520.08 is: 1,368,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,802.72 : 2,369,480.96 = 991,520.08 : x
  2. Step 2: Convert to fraction form
    1,716,802.72/2,369,480.96 = 991,520.08/x
  3. Step 3: Cross multiply
    1,716,802.72x = 2,369,480.96 × 991,520.08
  4. Step 4: Simplify right side
    1,716,802.72x = 2,349,387,951,017.68
  5. Step 5: Solve for x
    x = 2,349,387,951,017.68/1,716,802.72
  6. Step 6: Final answer
    x = 1,368,467.05

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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.