Home / 1,373,048.24-1,894,918.46-761,392.80

Finding the Fourth Proportional to 1,373,048.24, 1,894,918.46 and 761,392.80

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Solution

The fourth proportional to 1,373,048.24, 1,894,918.46 and 761,392.80 is: 1,050,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,048.24 : 1,894,918.46 = 761,392.80 : x
  2. Step 2: Convert to fraction form
    1,373,048.24/1,894,918.46 = 761,392.80/x
  3. Step 3: Cross multiply
    1,373,048.24x = 1,894,918.46 × 761,392.80
  4. Step 4: Simplify right side
    1,373,048.24x = 1,442,777,268,224.12
  5. Step 5: Solve for x
    x = 1,442,777,268,224.12/1,373,048.24
  6. Step 6: Final answer
    x = 1,050,784.11

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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.