Home / 1,277,953.76-1,763,581.96-704,993.78

Finding the Fourth Proportional to 1,277,953.76, 1,763,581.96 and 704,993.78

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Solution

The fourth proportional to 1,277,953.76, 1,763,581.96 and 704,993.78 is: 972,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,953.76 : 1,763,581.96 = 704,993.78 : x
  2. Step 2: Convert to fraction form
    1,277,953.76/1,763,581.96 = 704,993.78/x
  3. Step 3: Cross multiply
    1,277,953.76x = 1,763,581.96 × 704,993.78
  4. Step 4: Simplify right side
    1,277,953.76x = 1,243,314,312,320.21
  5. Step 5: Solve for x
    x = 1,243,314,312,320.21/1,277,953.76
  6. Step 6: Final answer
    x = 972,894.60

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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.