Home / 1,656,283.80-2,285,618.46-931,161.96

Finding the Fourth Proportional to 1,656,283.80, 2,285,618.46 and 931,161.96

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Solution

The fourth proportional to 1,656,283.80, 2,285,618.46 and 931,161.96 is: 1,284,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,283.80 : 2,285,618.46 = 931,161.96 : x
  2. Step 2: Convert to fraction form
    1,656,283.80/2,285,618.46 = 931,161.96/x
  3. Step 3: Cross multiply
    1,656,283.80x = 2,285,618.46 × 931,161.96
  4. Step 4: Simplify right side
    1,656,283.80x = 2,128,280,965,025.78
  5. Step 5: Solve for x
    x = 2,128,280,965,025.78/1,656,283.80
  6. Step 6: Final answer
    x = 1,284,973.60

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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.