Home / 1,331,352.40-1,837,051.40-758,403.60

Finding the Fourth Proportional to 1,331,352.40, 1,837,051.40 and 758,403.60

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Solution

The fourth proportional to 1,331,352.40, 1,837,051.40 and 758,403.60 is: 1,046,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,352.40 : 1,837,051.40 = 758,403.60 : x
  2. Step 2: Convert to fraction form
    1,331,352.40/1,837,051.40 = 758,403.60/x
  3. Step 3: Cross multiply
    1,331,352.40x = 1,837,051.40 × 758,403.60
  4. Step 4: Simplify right side
    1,331,352.40x = 1,393,226,395,145.04
  5. Step 5: Solve for x
    x = 1,393,226,395,145.04/1,331,352.40
  6. Step 6: Final answer
    x = 1,046,474.54

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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.