Home / 1,277,901.29-1,763,508.71-704,933.21

Finding the Fourth Proportional to 1,277,901.29, 1,763,508.71 and 704,933.21

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Solution

The fourth proportional to 1,277,901.29, 1,763,508.71 and 704,933.21 is: 972,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,901.29 : 1,763,508.71 = 704,933.21 : x
  2. Step 2: Convert to fraction form
    1,277,901.29/1,763,508.71 = 704,933.21/x
  3. Step 3: Cross multiply
    1,277,901.29x = 1,763,508.71 × 704,933.21
  4. Step 4: Simplify right side
    1,277,901.29x = 1,243,155,855,803.26
  5. Step 5: Solve for x
    x = 1,243,155,855,803.26/1,277,901.29
  6. Step 6: Final answer
    x = 972,810.55

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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.