Home / 4,268,482.40-6,400,534.80-1,276,277.60

Finding the Fourth Proportional to 4,268,482.40, 6,400,534.80 and 1,276,277.60

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Solution

The fourth proportional to 4,268,482.40, 6,400,534.80 and 1,276,277.60 is: 1,913,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268,482.40 : 6,400,534.80 = 1,276,277.60 : x
  2. Step 2: Convert to fraction form
    4,268,482.40/6,400,534.80 = 1,276,277.60/x
  3. Step 3: Cross multiply
    4,268,482.40x = 6,400,534.80 × 1,276,277.60
  4. Step 4: Simplify right side
    4,268,482.40x = 8,168,859,193,260.48
  5. Step 5: Solve for x
    x = 8,168,859,193,260.48/4,268,482.40
  6. Step 6: Final answer
    x = 1,913,761.95

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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.