Home / 1,425,746.26-1,967,223.54-845,152.30

Finding the Fourth Proportional to 1,425,746.26, 1,967,223.54 and 845,152.30

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Solution

The fourth proportional to 1,425,746.26, 1,967,223.54 and 845,152.30 is: 1,166,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,746.26 : 1,967,223.54 = 845,152.30 : x
  2. Step 2: Convert to fraction form
    1,425,746.26/1,967,223.54 = 845,152.30/x
  3. Step 3: Cross multiply
    1,425,746.26x = 1,967,223.54 × 845,152.30
  4. Step 4: Simplify right side
    1,425,746.26x = 1,662,603,499,445.14
  5. Step 5: Solve for x
    x = 1,662,603,499,445.14/1,425,746.26
  6. Step 6: Final answer
    x = 1,166,128.61

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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.