Home / 1,225,308.64-1,837,963.77-383,926

Finding the Fourth Proportional to 1,225,308.64, 1,837,963.77 and 383,926

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Solution

The fourth proportional to 1,225,308.64, 1,837,963.77 and 383,926 is: 575,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,308.64 : 1,837,963.77 = 383,926 : x
  2. Step 2: Convert to fraction form
    1,225,308.64/1,837,963.77 = 383,926/x
  3. Step 3: Cross multiply
    1,225,308.64x = 1,837,963.77 × 383,926
  4. Step 4: Simplify right side
    1,225,308.64x = 705,642,078,361.02
  5. Step 5: Solve for x
    x = 705,642,078,361.02/1,225,308.64
  6. Step 6: Final answer
    x = 575,889.25

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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.