Home / 1,265,841.24-1,746,863.03-685,064.89

Finding the Fourth Proportional to 1,265,841.24, 1,746,863.03 and 685,064.89

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Solution

The fourth proportional to 1,265,841.24, 1,746,863.03 and 685,064.89 is: 945,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,841.24 : 1,746,863.03 = 685,064.89 : x
  2. Step 2: Convert to fraction form
    1,265,841.24/1,746,863.03 = 685,064.89/x
  3. Step 3: Cross multiply
    1,265,841.24x = 1,746,863.03 × 685,064.89
  4. Step 4: Simplify right side
    1,265,841.24x = 1,196,714,529,492.02
  5. Step 5: Solve for x
    x = 1,196,714,529,492.02/1,265,841.24
  6. Step 6: Final answer
    x = 945,390.69

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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.