Home / 1,470,822.42-2,206,239.39-972,075.54

Finding the Fourth Proportional to 1,470,822.42, 2,206,239.39 and 972,075.54

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Solution

The fourth proportional to 1,470,822.42, 2,206,239.39 and 972,075.54 is: 1,458,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,822.42 : 2,206,239.39 = 972,075.54 : x
  2. Step 2: Convert to fraction form
    1,470,822.42/2,206,239.39 = 972,075.54/x
  3. Step 3: Cross multiply
    1,470,822.42x = 2,206,239.39 × 972,075.54
  4. Step 4: Simplify right side
    1,470,822.42x = 2,144,631,346,403.52
  5. Step 5: Solve for x
    x = 2,144,631,346,403.52/1,470,822.42
  6. Step 6: Final answer
    x = 1,458,117.12

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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.