Home / 1,678,004.02-2,315,649.72-914,063.14

Finding the Fourth Proportional to 1,678,004.02, 2,315,649.72 and 914,063.14

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Solution

The fourth proportional to 1,678,004.02, 2,315,649.72 and 914,063.14 is: 1,261,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,004.02 : 2,315,649.72 = 914,063.14 : x
  2. Step 2: Convert to fraction form
    1,678,004.02/2,315,649.72 = 914,063.14/x
  3. Step 3: Cross multiply
    1,678,004.02x = 2,315,649.72 × 914,063.14
  4. Step 4: Simplify right side
    1,678,004.02x = 2,116,650,054,203.32
  5. Step 5: Solve for x
    x = 2,116,650,054,203.32/1,678,004.02
  6. Step 6: Final answer
    x = 1,261,409.41

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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.