Home / 1,248,383.56-1,872,417.52-395,541.76

Finding the Fourth Proportional to 1,248,383.56, 1,872,417.52 and 395,541.76

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Solution

The fourth proportional to 1,248,383.56, 1,872,417.52 and 395,541.76 is: 593,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,383.56 : 1,872,417.52 = 395,541.76 : x
  2. Step 2: Convert to fraction form
    1,248,383.56/1,872,417.52 = 395,541.76/x
  3. Step 3: Cross multiply
    1,248,383.56x = 1,872,417.52 × 395,541.76
  4. Step 4: Simplify right side
    1,248,383.56x = 740,619,321,315.64
  5. Step 5: Solve for x
    x = 740,619,321,315.64/1,248,383.56
  6. Step 6: Final answer
    x = 593,262.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.