Home / 1,265,715.61-1,746,674.23-684,926.03

Finding the Fourth Proportional to 1,265,715.61, 1,746,674.23 and 684,926.03

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Solution

The fourth proportional to 1,265,715.61, 1,746,674.23 and 684,926.03 is: 945,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,715.61 : 1,746,674.23 = 684,926.03 : x
  2. Step 2: Convert to fraction form
    1,265,715.61/1,746,674.23 = 684,926.03/x
  3. Step 3: Cross multiply
    1,265,715.61x = 1,746,674.23 × 684,926.03
  4. Step 4: Simplify right side
    1,265,715.61x = 1,196,342,646,057.21
  5. Step 5: Solve for x
    x = 1,196,342,646,057.21/1,265,715.61
  6. Step 6: Final answer
    x = 945,190.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.