Home / 1,085,684-1,626,865.24-580,316.88

Finding the Fourth Proportional to 1,085,684, 1,626,865.24 and 580,316.88

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Solution

The fourth proportional to 1,085,684, 1,626,865.24 and 580,316.88 is: 869,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,684 : 1,626,865.24 = 580,316.88 : x
  2. Step 2: Convert to fraction form
    1,085,684/1,626,865.24 = 580,316.88/x
  3. Step 3: Cross multiply
    1,085,684x = 1,626,865.24 × 580,316.88
  4. Step 4: Simplify right side
    1,085,684x = 944,097,360,257.25
  5. Step 5: Solve for x
    x = 944,097,360,257.25/1,085,684
  6. Step 6: Final answer
    x = 869,587.62

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1.5x scale

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.