Home / 1,181,963.80-1,773,164.40-383,271.40

Finding the Fourth Proportional to 1,181,963.80, 1,773,164.40 and 383,271.40

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Solution

The fourth proportional to 1,181,963.80, 1,773,164.40 and 383,271.40 is: 574,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,963.80 : 1,773,164.40 = 383,271.40 : x
  2. Step 2: Convert to fraction form
    1,181,963.80/1,773,164.40 = 383,271.40/x
  3. Step 3: Cross multiply
    1,181,963.80x = 1,773,164.40 × 383,271.40
  4. Step 4: Simplify right side
    1,181,963.80x = 679,603,202,018.16
  5. Step 5: Solve for x
    x = 679,603,202,018.16/1,181,963.80
  6. Step 6: Final answer
    x = 574,978.02

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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.