Home / 1,966,033.45-2,948,063.90-1,145,637.80

Finding the Fourth Proportional to 1,966,033.45, 2,948,063.90 and 1,145,637.80

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Solution

The fourth proportional to 1,966,033.45, 2,948,063.90 and 1,145,637.80 is: 1,717,881.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,033.45 : 2,948,063.90 = 1,145,637.80 : x
  2. Step 2: Convert to fraction form
    1,966,033.45/2,948,063.90 = 1,145,637.80/x
  3. Step 3: Cross multiply
    1,966,033.45x = 2,948,063.90 × 1,145,637.80
  4. Step 4: Simplify right side
    1,966,033.45x = 3,377,413,442,297.39
  5. Step 5: Solve for x
    x = 3,377,413,442,297.39/1,966,033.45
  6. Step 6: Final answer
    x = 1,717,881.99

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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.