Home / 1,277,154.42-1,762,383.04-704,182.28

Finding the Fourth Proportional to 1,277,154.42, 1,762,383.04 and 704,182.28

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Solution

The fourth proportional to 1,277,154.42, 1,762,383.04 and 704,182.28 is: 971,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,154.42 : 1,762,383.04 = 704,182.28 : x
  2. Step 2: Convert to fraction form
    1,277,154.42/1,762,383.04 = 704,182.28/x
  3. Step 3: Cross multiply
    1,277,154.42x = 1,762,383.04 × 704,182.28
  4. Step 4: Simplify right side
    1,277,154.42x = 1,241,038,907,340.53
  5. Step 5: Solve for x
    x = 1,241,038,907,340.53/1,277,154.42
  6. Step 6: Final answer
    x = 971,721.89

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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.