Home / 1,294,596.53-1,786,718.09-785,216.69

Finding the Fourth Proportional to 1,294,596.53, 1,786,718.09 and 785,216.69

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Solution

The fourth proportional to 1,294,596.53, 1,786,718.09 and 785,216.69 is: 1,083,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,596.53 : 1,786,718.09 = 785,216.69 : x
  2. Step 2: Convert to fraction form
    1,294,596.53/1,786,718.09 = 785,216.69/x
  3. Step 3: Cross multiply
    1,294,596.53x = 1,786,718.09 × 785,216.69
  4. Step 4: Simplify right side
    1,294,596.53x = 1,402,960,860,666.84
  5. Step 5: Solve for x
    x = 1,402,960,860,666.84/1,294,596.53
  6. Step 6: Final answer
    x = 1,083,705.10

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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.