Home / 1,812,808.37-2,716,763.04-690,265.01

Finding the Fourth Proportional to 1,812,808.37, 2,716,763.04 and 690,265.01

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Solution

The fourth proportional to 1,812,808.37, 2,716,763.04 and 690,265.01 is: 1,034,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,808.37 : 2,716,763.04 = 690,265.01 : x
  2. Step 2: Convert to fraction form
    1,812,808.37/2,716,763.04 = 690,265.01/x
  3. Step 3: Cross multiply
    1,812,808.37x = 2,716,763.04 × 690,265.01
  4. Step 4: Simplify right side
    1,812,808.37x = 1,875,286,453,389.42
  5. Step 5: Solve for x
    x = 1,875,286,453,389.42/1,812,808.37
  6. Step 6: Final answer
    x = 1,034,464.81

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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.