Home / 1,120,405.93-1,546,290.90-637,043.50

Finding the Fourth Proportional to 1,120,405.93, 1,546,290.90 and 637,043.50

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Solution

The fourth proportional to 1,120,405.93, 1,546,290.90 and 637,043.50 is: 879,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,405.93 : 1,546,290.90 = 637,043.50 : x
  2. Step 2: Convert to fraction form
    1,120,405.93/1,546,290.90 = 637,043.50/x
  3. Step 3: Cross multiply
    1,120,405.93x = 1,546,290.90 × 637,043.50
  4. Step 4: Simplify right side
    1,120,405.93x = 985,054,566,954.15
  5. Step 5: Solve for x
    x = 985,054,566,954.15/1,120,405.93
  6. Step 6: Final answer
    x = 879,194.35

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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.