Home / 1,276,686.64-1,761,774.52-695,897

Finding the Fourth Proportional to 1,276,686.64, 1,761,774.52 and 695,897

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Solution

The fourth proportional to 1,276,686.64, 1,761,774.52 and 695,897 is: 960,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,686.64 : 1,761,774.52 = 695,897 : x
  2. Step 2: Convert to fraction form
    1,276,686.64/1,761,774.52 = 695,897/x
  3. Step 3: Cross multiply
    1,276,686.64x = 1,761,774.52 × 695,897
  4. Step 4: Simplify right side
    1,276,686.64x = 1,226,013,603,144.44
  5. Step 5: Solve for x
    x = 1,226,013,603,144.44/1,276,686.64
  6. Step 6: Final answer
    x = 960,308.95

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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.