Home / 1,257,418.93-1,735,238.34-684,459.07

Finding the Fourth Proportional to 1,257,418.93, 1,735,238.34 and 684,459.07

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Solution

The fourth proportional to 1,257,418.93, 1,735,238.34 and 684,459.07 is: 944,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,418.93 : 1,735,238.34 = 684,459.07 : x
  2. Step 2: Convert to fraction form
    1,257,418.93/1,735,238.34 = 684,459.07/x
  3. Step 3: Cross multiply
    1,257,418.93x = 1,735,238.34 × 684,459.07
  4. Step 4: Simplify right side
    1,257,418.93x = 1,187,699,620,424.74
  5. Step 5: Solve for x
    x = 1,187,699,620,424.74/1,257,418.93
  6. Step 6: Final answer
    x = 944,553.63

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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.