Home / 1,585,188-2,377,282.86-519,982.56

Finding the Fourth Proportional to 1,585,188, 2,377,282.86 and 519,982.56

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Solution

The fourth proportional to 1,585,188, 2,377,282.86 and 519,982.56 is: 779,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,188 : 2,377,282.86 = 519,982.56 : x
  2. Step 2: Convert to fraction form
    1,585,188/2,377,282.86 = 519,982.56/x
  3. Step 3: Cross multiply
    1,585,188x = 2,377,282.86 × 519,982.56
  4. Step 4: Simplify right side
    1,585,188x = 1,236,145,627,386.92
  5. Step 5: Solve for x
    x = 1,236,145,627,386.92/1,585,188
  6. Step 6: Final answer
    x = 779,810.11

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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.