Home / 7,118,908.92-10,678,274.28-1,727,604

Finding the Fourth Proportional to 7,118,908.92, 10,678,274.28 and 1,727,604

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Solution

The fourth proportional to 7,118,908.92, 10,678,274.28 and 1,727,604 is: 2,591,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,908.92 : 10,678,274.28 = 1,727,604 : x
  2. Step 2: Convert to fraction form
    7,118,908.92/10,678,274.28 = 1,727,604/x
  3. Step 3: Cross multiply
    7,118,908.92x = 10,678,274.28 × 1,727,604
  4. Step 4: Simplify right side
    7,118,908.92x = 18,447,829,359,225.12
  5. Step 5: Solve for x
    x = 18,447,829,359,225.12/7,118,908.92
  6. Step 6: Final answer
    x = 2,591,384.38

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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.