Home / 5,075,504.80-7,003,551.04-2,900,188.96

Finding the Fourth Proportional to 5,075,504.80, 7,003,551.04 and 2,900,188.96

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Solution

The fourth proportional to 5,075,504.80, 7,003,551.04 and 2,900,188.96 is: 4,001,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,504.80 : 7,003,551.04 = 2,900,188.96 : x
  2. Step 2: Convert to fraction form
    5,075,504.80/7,003,551.04 = 2,900,188.96/x
  3. Step 3: Cross multiply
    5,075,504.80x = 7,003,551.04 × 2,900,188.96
  4. Step 4: Simplify right side
    5,075,504.80x = 20,311,621,407,004.52
  5. Step 5: Solve for x
    x = 20,311,621,407,004.52/5,075,504.80
  6. Step 6: Final answer
    x = 4,001,891.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.