Home / 3,180,453.84-4,388,947.20-1,822,239.36

Finding the Fourth Proportional to 3,180,453.84, 4,388,947.20 and 1,822,239.36

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Solution

The fourth proportional to 3,180,453.84, 4,388,947.20 and 1,822,239.36 is: 2,514,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,453.84 : 4,388,947.20 = 1,822,239.36 : x
  2. Step 2: Convert to fraction form
    3,180,453.84/4,388,947.20 = 1,822,239.36/x
  3. Step 3: Cross multiply
    3,180,453.84x = 4,388,947.20 × 1,822,239.36
  4. Step 4: Simplify right side
    3,180,453.84x = 7,997,712,336,801.79
  5. Step 5: Solve for x
    x = 7,997,712,336,801.79/3,180,453.84
  6. Step 6: Final answer
    x = 2,514,645.00

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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.