Home / 1,333,467.48-1,999,998.20-434,907.78

Finding the Fourth Proportional to 1,333,467.48, 1,999,998.20 and 434,907.78

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Solution

The fourth proportional to 1,333,467.48, 1,999,998.20 and 434,907.78 is: 652,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,467.48 : 1,999,998.20 = 434,907.78 : x
  2. Step 2: Convert to fraction form
    1,333,467.48/1,999,998.20 = 434,907.78/x
  3. Step 3: Cross multiply
    1,333,467.48x = 1,999,998.20 × 434,907.78
  4. Step 4: Simplify right side
    1,333,467.48x = 869,814,774,991.46
  5. Step 5: Solve for x
    x = 869,814,774,991.46/1,333,467.48
  6. Step 6: Final answer
    x = 652,295.45

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