Home / 1,355,590.78-2,033,393.13-457,040.30

Finding the Fourth Proportional to 1,355,590.78, 2,033,393.13 and 457,040.30

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Solution

The fourth proportional to 1,355,590.78, 2,033,393.13 and 457,040.30 is: 685,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,590.78 : 2,033,393.13 = 457,040.30 : x
  2. Step 2: Convert to fraction form
    1,355,590.78/2,033,393.13 = 457,040.30/x
  3. Step 3: Cross multiply
    1,355,590.78x = 2,033,393.13 × 457,040.30
  4. Step 4: Simplify right side
    1,355,590.78x = 929,342,595,986.17
  5. Step 5: Solve for x
    x = 929,342,595,986.17/1,355,590.78
  6. Step 6: Final answer
    x = 685,562.79

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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.