Home / 1,423,388.45-2,133,711.01-524,338.72

Finding the Fourth Proportional to 1,423,388.45, 2,133,711.01 and 524,338.72

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Solution

The fourth proportional to 1,423,388.45, 2,133,711.01 and 524,338.72 is: 786,002.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,388.45 : 2,133,711.01 = 524,338.72 : x
  2. Step 2: Convert to fraction form
    1,423,388.45/2,133,711.01 = 524,338.72/x
  3. Step 3: Cross multiply
    1,423,388.45x = 2,133,711.01 × 524,338.72
  4. Step 4: Simplify right side
    1,423,388.45x = 1,118,787,295,154.45
  5. Step 5: Solve for x
    x = 1,118,787,295,154.45/1,423,388.45
  6. Step 6: Final answer
    x = 786,002.79

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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.