Home / 1,548,280.40-2,319,310.20-1,075,499.60

Finding the Fourth Proportional to 1,548,280.40, 2,319,310.20 and 1,075,499.60

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Solution

The fourth proportional to 1,548,280.40, 2,319,310.20 and 1,075,499.60 is: 1,611,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,280.40 : 2,319,310.20 = 1,075,499.60 : x
  2. Step 2: Convert to fraction form
    1,548,280.40/2,319,310.20 = 1,075,499.60/x
  3. Step 3: Cross multiply
    1,548,280.40x = 2,319,310.20 × 1,075,499.60
  4. Step 4: Simplify right side
    1,548,280.40x = 2,494,417,192,375.92
  5. Step 5: Solve for x
    x = 2,494,417,192,375.92/1,548,280.40
  6. Step 6: Final answer
    x = 1,611,088.79

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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.