Home / 949,841.76-1,423,522.08-724,376.64

Finding the Fourth Proportional to 949,841.76, 1,423,522.08 and 724,376.64

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Solution

The fourth proportional to 949,841.76, 1,423,522.08 and 724,376.64 is: 1,085,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,841.76 : 1,423,522.08 = 724,376.64 : x
  2. Step 2: Convert to fraction form
    949,841.76/1,423,522.08 = 724,376.64/x
  3. Step 3: Cross multiply
    949,841.76x = 1,423,522.08 × 724,376.64
  4. Step 4: Simplify right side
    949,841.76x = 1,031,166,141,276.21
  5. Step 5: Solve for x
    x = 1,031,166,141,276.21/949,841.76
  6. Step 6: Final answer
    x = 1,085,618.87

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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.