Home / 1,856,479.68-2,784,721.68-508,653.72

Finding the Fourth Proportional to 1,856,479.68, 2,784,721.68 and 508,653.72

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Solution

The fourth proportional to 1,856,479.68, 2,784,721.68 and 508,653.72 is: 762,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,479.68 : 2,784,721.68 = 508,653.72 : x
  2. Step 2: Convert to fraction form
    1,856,479.68/2,784,721.68 = 508,653.72/x
  3. Step 3: Cross multiply
    1,856,479.68x = 2,784,721.68 × 508,653.72
  4. Step 4: Simplify right side
    1,856,479.68x = 1,416,459,041,696.65
  5. Step 5: Solve for x
    x = 1,416,459,041,696.65/1,856,479.68
  6. Step 6: Final answer
    x = 762,981.17

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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.