Home / 1,705,455-2,353,490.64-931,059.36

Finding the Fourth Proportional to 1,705,455, 2,353,490.64 and 931,059.36

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Solution

The fourth proportional to 1,705,455, 2,353,490.64 and 931,059.36 is: 1,284,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,455 : 2,353,490.64 = 931,059.36 : x
  2. Step 2: Convert to fraction form
    1,705,455/2,353,490.64 = 931,059.36/x
  3. Step 3: Cross multiply
    1,705,455x = 2,353,490.64 × 931,059.36
  4. Step 4: Simplify right side
    1,705,455x = 2,191,239,489,044.39
  5. Step 5: Solve for x
    x = 2,191,239,489,044.39/1,705,455
  6. Step 6: Final answer
    x = 1,284,841.58

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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.