Home / 1,277,824.46-1,763,261.57-704,864.63

Finding the Fourth Proportional to 1,277,824.46, 1,763,261.57 and 704,864.63

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Solution

The fourth proportional to 1,277,824.46, 1,763,261.57 and 704,864.63 is: 972,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,824.46 : 1,763,261.57 = 704,864.63 : x
  2. Step 2: Convert to fraction form
    1,277,824.46/1,763,261.57 = 704,864.63/x
  3. Step 3: Cross multiply
    1,277,824.46x = 1,763,261.57 × 704,864.63
  4. Step 4: Simplify right side
    1,277,824.46x = 1,242,860,721,292.77
  5. Step 5: Solve for x
    x = 1,242,860,721,292.77/1,277,824.46
  6. Step 6: Final answer
    x = 972,638.07

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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.