Home / 1,470,821.92-2,206,238.64-972,075.04

Finding the Fourth Proportional to 1,470,821.92, 2,206,238.64 and 972,075.04

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Solution

The fourth proportional to 1,470,821.92, 2,206,238.64 and 972,075.04 is: 1,458,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,821.92 : 2,206,238.64 = 972,075.04 : x
  2. Step 2: Convert to fraction form
    1,470,821.92/2,206,238.64 = 972,075.04/x
  3. Step 3: Cross multiply
    1,470,821.92x = 2,206,238.64 × 972,075.04
  4. Step 4: Simplify right side
    1,470,821.92x = 2,144,629,514,227.55
  5. Step 5: Solve for x
    x = 2,144,629,514,227.55/1,470,821.92
  6. Step 6: Final answer
    x = 1,458,116.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.