Home / 1,909,197.93-2,863,795.80-561,371.70

Finding the Fourth Proportional to 1,909,197.93, 2,863,795.80 and 561,371.70

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Solution

The fourth proportional to 1,909,197.93, 2,863,795.80 and 561,371.70 is: 842,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,197.93 : 2,863,795.80 = 561,371.70 : x
  2. Step 2: Convert to fraction form
    1,909,197.93/2,863,795.80 = 561,371.70/x
  3. Step 3: Cross multiply
    1,909,197.93x = 2,863,795.80 × 561,371.70
  4. Step 4: Simplify right side
    1,909,197.93x = 1,607,653,916,698.86
  5. Step 5: Solve for x
    x = 1,607,653,916,698.86/1,909,197.93
  6. Step 6: Final answer
    x = 842,057.23

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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.