Home / 1,404,387.51-1,939,393.27-1,327,877.60

Finding the Fourth Proportional to 1,404,387.51, 1,939,393.27 and 1,327,877.60

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Solution

The fourth proportional to 1,404,387.51, 1,939,393.27 and 1,327,877.60 is: 1,833,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,387.51 : 1,939,393.27 = 1,327,877.60 : x
  2. Step 2: Convert to fraction form
    1,404,387.51/1,939,393.27 = 1,327,877.60/x
  3. Step 3: Cross multiply
    1,404,387.51x = 1,939,393.27 × 1,327,877.60
  4. Step 4: Simplify right side
    1,404,387.51x = 2,575,276,876,423.00
  5. Step 5: Solve for x
    x = 2,575,276,876,423.00/1,404,387.51
  6. Step 6: Final answer
    x = 1,833,736.67

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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.