Home / 1,293,582.72-1,940,143.04-452,375.68

Finding the Fourth Proportional to 1,293,582.72, 1,940,143.04 and 452,375.68

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Solution

The fourth proportional to 1,293,582.72, 1,940,143.04 and 452,375.68 is: 678,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,582.72 : 1,940,143.04 = 452,375.68 : x
  2. Step 2: Convert to fraction form
    1,293,582.72/1,940,143.04 = 452,375.68/x
  3. Step 3: Cross multiply
    1,293,582.72x = 1,940,143.04 × 452,375.68
  4. Step 4: Simplify right side
    1,293,582.72x = 877,673,527,017.27
  5. Step 5: Solve for x
    x = 877,673,527,017.27/1,293,582.72
  6. Step 6: Final answer
    x = 678,482.72

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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.