Home / 1,230,363.80-1,844,889.60-519,588.80

Finding the Fourth Proportional to 1,230,363.80, 1,844,889.60 and 519,588.80

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Solution

The fourth proportional to 1,230,363.80, 1,844,889.60 and 519,588.80 is: 779,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,363.80 : 1,844,889.60 = 519,588.80 : x
  2. Step 2: Convert to fraction form
    1,230,363.80/1,844,889.60 = 519,588.80/x
  3. Step 3: Cross multiply
    1,230,363.80x = 1,844,889.60 × 519,588.80
  4. Step 4: Simplify right side
    1,230,363.80x = 958,583,973,396.48
  5. Step 5: Solve for x
    x = 958,583,973,396.48/1,230,363.80
  6. Step 6: Final answer
    x = 779,106.13

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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.