Home / 1,726,872.59-2,590,314.95-528,789.64

Finding the Fourth Proportional to 1,726,872.59, 2,590,314.95 and 528,789.64

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Solution

The fourth proportional to 1,726,872.59, 2,590,314.95 and 528,789.64 is: 793,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,872.59 : 2,590,314.95 = 528,789.64 : x
  2. Step 2: Convert to fraction form
    1,726,872.59/2,590,314.95 = 528,789.64/x
  3. Step 3: Cross multiply
    1,726,872.59x = 2,590,314.95 × 528,789.64
  4. Step 4: Simplify right side
    1,726,872.59x = 1,369,731,696,945.54
  5. Step 5: Solve for x
    x = 1,369,731,696,945.54/1,726,872.59
  6. Step 6: Final answer
    x = 793,186.31

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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.