Home / 1,026,689.51-1,417,021.09-659,625.53

Finding the Fourth Proportional to 1,026,689.51, 1,417,021.09 and 659,625.53

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Solution

The fourth proportional to 1,026,689.51, 1,417,021.09 and 659,625.53 is: 910,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,689.51 : 1,417,021.09 = 659,625.53 : x
  2. Step 2: Convert to fraction form
    1,026,689.51/1,417,021.09 = 659,625.53/x
  3. Step 3: Cross multiply
    1,026,689.51x = 1,417,021.09 × 659,625.53
  4. Step 4: Simplify right side
    1,026,689.51x = 934,703,278,778.26
  5. Step 5: Solve for x
    x = 934,703,278,778.26/1,026,689.51
  6. Step 6: Final answer
    x = 910,405.01

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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.