Home / 5,095,940.61-7,643,910.90-1,857,721.12

Finding the Fourth Proportional to 5,095,940.61, 7,643,910.90 and 1,857,721.12

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Solution

The fourth proportional to 5,095,940.61, 7,643,910.90 and 1,857,721.12 is: 2,786,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095,940.61 : 7,643,910.90 = 1,857,721.12 : x
  2. Step 2: Convert to fraction form
    5,095,940.61/7,643,910.90 = 1,857,721.12/x
  3. Step 3: Cross multiply
    5,095,940.61x = 7,643,910.90 × 1,857,721.12
  4. Step 4: Simplify right side
    5,095,940.61x = 14,200,254,718,328.21
  5. Step 5: Solve for x
    x = 14,200,254,718,328.21/5,095,940.61
  6. Step 6: Final answer
    x = 2,786,581.67

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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.