Home / 1,140,566.82-1,573,875.36-681,590.01

Finding the Fourth Proportional to 1,140,566.82, 1,573,875.36 and 681,590.01

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Solution

The fourth proportional to 1,140,566.82, 1,573,875.36 and 681,590.01 is: 940,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,566.82 : 1,573,875.36 = 681,590.01 : x
  2. Step 2: Convert to fraction form
    1,140,566.82/1,573,875.36 = 681,590.01/x
  3. Step 3: Cross multiply
    1,140,566.82x = 1,573,875.36 × 681,590.01
  4. Step 4: Simplify right side
    1,140,566.82x = 1,072,737,722,361.15
  5. Step 5: Solve for x
    x = 1,072,737,722,361.15/1,140,566.82
  6. Step 6: Final answer
    x = 940,530.36

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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.