Home / 1,453,344.18-2,005,585.26-909,779.69

Finding the Fourth Proportional to 1,453,344.18, 2,005,585.26 and 909,779.69

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Solution

The fourth proportional to 1,453,344.18, 2,005,585.26 and 909,779.69 is: 1,255,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,344.18 : 2,005,585.26 = 909,779.69 : x
  2. Step 2: Convert to fraction form
    1,453,344.18/2,005,585.26 = 909,779.69/x
  3. Step 3: Cross multiply
    1,453,344.18x = 2,005,585.26 × 909,779.69
  4. Step 4: Simplify right side
    1,453,344.18x = 1,824,640,726,083.44
  5. Step 5: Solve for x
    x = 1,824,640,726,083.44/1,453,344.18
  6. Step 6: Final answer
    x = 1,255,477.37

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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.