Home / 3,546,411.20-5,319,616.80-1,302,257.60

Finding the Fourth Proportional to 3,546,411.20, 5,319,616.80 and 1,302,257.60

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Solution

The fourth proportional to 3,546,411.20, 5,319,616.80 and 1,302,257.60 is: 1,953,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,411.20 : 5,319,616.80 = 1,302,257.60 : x
  2. Step 2: Convert to fraction form
    3,546,411.20/5,319,616.80 = 1,302,257.60/x
  3. Step 3: Cross multiply
    3,546,411.20x = 5,319,616.80 × 1,302,257.60
  4. Step 4: Simplify right side
    3,546,411.20x = 6,927,511,406,887.68
  5. Step 5: Solve for x
    x = 6,927,511,406,887.68/3,546,411.20
  6. Step 6: Final answer
    x = 1,953,386.40

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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.