Home / 1,809,389.26-2,713,077.78-745,151.32

Finding the Fourth Proportional to 1,809,389.26, 2,713,077.78 and 745,151.32

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Solution

The fourth proportional to 1,809,389.26, 2,713,077.78 and 745,151.32 is: 1,117,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,389.26 : 2,713,077.78 = 745,151.32 : x
  2. Step 2: Convert to fraction form
    1,809,389.26/2,713,077.78 = 745,151.32/x
  3. Step 3: Cross multiply
    1,809,389.26x = 2,713,077.78 × 745,151.32
  4. Step 4: Simplify right side
    1,809,389.26x = 2,021,653,489,029.67
  5. Step 5: Solve for x
    x = 2,021,653,489,029.67/1,809,389.26
  6. Step 6: Final answer
    x = 1,117,312.64

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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.