Home / 1,726,841.31-2,590,268.11-528,758.63

Finding the Fourth Proportional to 1,726,841.31, 2,590,268.11 and 528,758.63

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Solution

The fourth proportional to 1,726,841.31, 2,590,268.11 and 528,758.63 is: 793,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,841.31 : 2,590,268.11 = 528,758.63 : x
  2. Step 2: Convert to fraction form
    1,726,841.31/2,590,268.11 = 528,758.63/x
  3. Step 3: Cross multiply
    1,726,841.31x = 2,590,268.11 × 528,758.63
  4. Step 4: Simplify right side
    1,726,841.31x = 1,369,626,617,176.29
  5. Step 5: Solve for x
    x = 1,369,626,617,176.29/1,726,841.31
  6. Step 6: Final answer
    x = 793,139.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.