Home / 1,941.02-2,678.73-1,470.34

Finding the Fourth Proportional to 1,941.02, 2,678.73 and 1,470.34

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Solution

The fourth proportional to 1,941.02, 2,678.73 and 1,470.34 is: 2,029.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.02 : 2,678.73 = 1,470.34 : x
  2. Step 2: Convert to fraction form
    1,941.02/2,678.73 = 1,470.34/x
  3. Step 3: Cross multiply
    1,941.02x = 2,678.73 × 1,470.34
  4. Step 4: Simplify right side
    1,941.02x = 3,938,643.87
  5. Step 5: Solve for x
    x = 3,938,643.87/1,941.02
  6. Step 6: Final answer
    x = 2,029.16

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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.