Home / 1,352,893.70-1,864,825.22-917,177.66

Finding the Fourth Proportional to 1,352,893.70, 1,864,825.22 and 917,177.66

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Solution

The fourth proportional to 1,352,893.70, 1,864,825.22 and 917,177.66 is: 1,264,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,893.70 : 1,864,825.22 = 917,177.66 : x
  2. Step 2: Convert to fraction form
    1,352,893.70/1,864,825.22 = 917,177.66/x
  3. Step 3: Cross multiply
    1,352,893.70x = 1,864,825.22 × 917,177.66
  4. Step 4: Simplify right side
    1,352,893.70x = 1,710,376,031,588.59
  5. Step 5: Solve for x
    x = 1,710,376,031,588.59/1,352,893.70
  6. Step 6: Final answer
    x = 1,264,235.34

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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.