Home / 2,731,681.50-3,769,621.68-1,507,960.77

Finding the Fourth Proportional to 2,731,681.50, 3,769,621.68 and 1,507,960.77

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Solution

The fourth proportional to 2,731,681.50, 3,769,621.68 and 1,507,960.77 is: 2,080,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,681.50 : 3,769,621.68 = 1,507,960.77 : x
  2. Step 2: Convert to fraction form
    2,731,681.50/3,769,621.68 = 1,507,960.77/x
  3. Step 3: Cross multiply
    2,731,681.50x = 3,769,621.68 × 1,507,960.77
  4. Step 4: Simplify right side
    2,731,681.50x = 5,684,441,611,181.49
  5. Step 5: Solve for x
    x = 5,684,441,611,181.49/2,731,681.50
  6. Step 6: Final answer
    x = 2,080,931.33

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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.