Home / 1,095,168.39-1,638,756-646,104.39

Finding the Fourth Proportional to 1,095,168.39, 1,638,756 and 646,104.39

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Solution

The fourth proportional to 1,095,168.39, 1,638,756 and 646,104.39 is: 966,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,168.39 : 1,638,756 = 646,104.39 : x
  2. Step 2: Convert to fraction form
    1,095,168.39/1,638,756 = 646,104.39/x
  3. Step 3: Cross multiply
    1,095,168.39x = 1,638,756 × 646,104.39
  4. Step 4: Simplify right side
    1,095,168.39x = 1,058,807,445,738.84
  5. Step 5: Solve for x
    x = 1,058,807,445,738.84/1,095,168.39
  6. Step 6: Final answer
    x = 966,798.76

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1.5x scale

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.