Home / 6,075,218.80-9,112,936.20-1,815,439.60

Finding the Fourth Proportional to 6,075,218.80, 9,112,936.20 and 1,815,439.60

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Solution

The fourth proportional to 6,075,218.80, 9,112,936.20 and 1,815,439.60 is: 2,723,191.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075,218.80 : 9,112,936.20 = 1,815,439.60 : x
  2. Step 2: Convert to fraction form
    6,075,218.80/9,112,936.20 = 1,815,439.60/x
  3. Step 3: Cross multiply
    6,075,218.80x = 9,112,936.20 × 1,815,439.60
  4. Step 4: Simplify right side
    6,075,218.80x = 16,543,985,249,753.52
  5. Step 5: Solve for x
    x = 16,543,985,249,753.52/6,075,218.80
  6. Step 6: Final answer
    x = 2,723,191.67

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1.5x scale

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.