Home / 1,603,418.96-2,212,598.43-915,071.65

Finding the Fourth Proportional to 1,603,418.96, 2,212,598.43 and 915,071.65

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Solution

The fourth proportional to 1,603,418.96, 2,212,598.43 and 915,071.65 is: 1,262,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,418.96 : 2,212,598.43 = 915,071.65 : x
  2. Step 2: Convert to fraction form
    1,603,418.96/2,212,598.43 = 915,071.65/x
  3. Step 3: Cross multiply
    1,603,418.96x = 2,212,598.43 × 915,071.65
  4. Step 4: Simplify right side
    1,603,418.96x = 2,024,686,090,596.01
  5. Step 5: Solve for x
    x = 2,024,686,090,596.01/1,603,418.96
  6. Step 6: Final answer
    x = 1,262,730.54

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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.