Home / 6,435,499.20-9,654,544.80-1,886,539.20

Finding the Fourth Proportional to 6,435,499.20, 9,654,544.80 and 1,886,539.20

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Solution

The fourth proportional to 6,435,499.20, 9,654,544.80 and 1,886,539.20 is: 2,830,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,499.20 : 9,654,544.80 = 1,886,539.20 : x
  2. Step 2: Convert to fraction form
    6,435,499.20/9,654,544.80 = 1,886,539.20/x
  3. Step 3: Cross multiply
    6,435,499.20x = 9,654,544.80 × 1,886,539.20
  4. Step 4: Simplify right side
    6,435,499.20x = 18,213,677,223,356.16
  5. Step 5: Solve for x
    x = 18,213,677,223,356.16/6,435,499.20
  6. Step 6: Final answer
    x = 2,830,188.72

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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.