Home / 1,295,518.47-1,787,753.09-706,782.85

Finding the Fourth Proportional to 1,295,518.47, 1,787,753.09 and 706,782.85

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Solution

The fourth proportional to 1,295,518.47, 1,787,753.09 and 706,782.85 is: 975,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,518.47 : 1,787,753.09 = 706,782.85 : x
  2. Step 2: Convert to fraction form
    1,295,518.47/1,787,753.09 = 706,782.85/x
  3. Step 3: Cross multiply
    1,295,518.47x = 1,787,753.09 × 706,782.85
  4. Step 4: Simplify right side
    1,295,518.47x = 1,263,553,225,904.39
  5. Step 5: Solve for x
    x = 1,263,553,225,904.39/1,295,518.47
  6. Step 6: Final answer
    x = 975,326.29

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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.