Home / 1,719,855.68-2,579,775.36-440,460.64

Finding the Fourth Proportional to 1,719,855.68, 2,579,775.36 and 440,460.64

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Solution

The fourth proportional to 1,719,855.68, 2,579,775.36 and 440,460.64 is: 660,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,855.68 : 2,579,775.36 = 440,460.64 : x
  2. Step 2: Convert to fraction form
    1,719,855.68/2,579,775.36 = 440,460.64/x
  3. Step 3: Cross multiply
    1,719,855.68x = 2,579,775.36 × 440,460.64
  4. Step 4: Simplify right side
    1,719,855.68x = 1,136,289,506,121.83
  5. Step 5: Solve for x
    x = 1,136,289,506,121.83/1,719,855.68
  6. Step 6: Final answer
    x = 660,688.87

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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.