Home / 1,407,841.29-2,109,348.27-945,352.32

Finding the Fourth Proportional to 1,407,841.29, 2,109,348.27 and 945,352.32

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Solution

The fourth proportional to 1,407,841.29, 2,109,348.27 and 945,352.32 is: 1,416,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,841.29 : 2,109,348.27 = 945,352.32 : x
  2. Step 2: Convert to fraction form
    1,407,841.29/2,109,348.27 = 945,352.32/x
  3. Step 3: Cross multiply
    1,407,841.29x = 2,109,348.27 × 945,352.32
  4. Step 4: Simplify right side
    1,407,841.29x = 1,994,077,272,822.43
  5. Step 5: Solve for x
    x = 1,994,077,272,822.43/1,407,841.29
  6. Step 6: Final answer
    x = 1,416,407.72

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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.