Home / 1,123,826.90-1,685,740.35-365,739.80

Finding the Fourth Proportional to 1,123,826.90, 1,685,740.35 and 365,739.80

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Solution

The fourth proportional to 1,123,826.90, 1,685,740.35 and 365,739.80 is: 548,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,826.90 : 1,685,740.35 = 365,739.80 : x
  2. Step 2: Convert to fraction form
    1,123,826.90/1,685,740.35 = 365,739.80/x
  3. Step 3: Cross multiply
    1,123,826.90x = 1,685,740.35 × 365,739.80
  4. Step 4: Simplify right side
    1,123,826.90x = 616,542,338,460.93
  5. Step 5: Solve for x
    x = 616,542,338,460.93/1,123,826.90
  6. Step 6: Final answer
    x = 548,609.70

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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.