Home / 1,026,689.77-1,417,021.43-659,625.76

Finding the Fourth Proportional to 1,026,689.77, 1,417,021.43 and 659,625.76

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Solution

The fourth proportional to 1,026,689.77, 1,417,021.43 and 659,625.76 is: 910,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,689.77 : 1,417,021.43 = 659,625.76 : x
  2. Step 2: Convert to fraction form
    1,026,689.77/1,417,021.43 = 659,625.76/x
  3. Step 3: Cross multiply
    1,026,689.77x = 1,417,021.43 × 659,625.76
  4. Step 4: Simplify right side
    1,026,689.77x = 934,703,837,700.04
  5. Step 5: Solve for x
    x = 934,703,837,700.04/1,026,689.77
  6. Step 6: Final answer
    x = 910,405.33

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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.