Home / 930,918.78-1,284,722.58-701,070.30

Finding the Fourth Proportional to 930,918.78, 1,284,722.58 and 701,070.30

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Solution

The fourth proportional to 930,918.78, 1,284,722.58 and 701,070.30 is: 967,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,918.78 : 1,284,722.58 = 701,070.30 : x
  2. Step 2: Convert to fraction form
    930,918.78/1,284,722.58 = 701,070.30/x
  3. Step 3: Cross multiply
    930,918.78x = 1,284,722.58 × 701,070.30
  4. Step 4: Simplify right side
    930,918.78x = 900,680,844,577.37
  5. Step 5: Solve for x
    x = 900,680,844,577.37/930,918.78
  6. Step 6: Final answer
    x = 967,518.18

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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.