Home / 1,108,980.48-1,529,368.94-700,371.12

Finding the Fourth Proportional to 1,108,980.48, 1,529,368.94 and 700,371.12

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Solution

The fourth proportional to 1,108,980.48, 1,529,368.94 and 700,371.12 is: 965,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,980.48 : 1,529,368.94 = 700,371.12 : x
  2. Step 2: Convert to fraction form
    1,108,980.48/1,529,368.94 = 700,371.12/x
  3. Step 3: Cross multiply
    1,108,980.48x = 1,529,368.94 × 700,371.12
  4. Step 4: Simplify right side
    1,108,980.48x = 1,071,125,837,401.01
  5. Step 5: Solve for x
    x = 1,071,125,837,401.01/1,108,980.48
  6. Step 6: Final answer
    x = 965,865.37

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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.