Home / 1,337,918.66-1,845,555.69-853,938.38

Finding the Fourth Proportional to 1,337,918.66, 1,845,555.69 and 853,938.38

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Solution

The fourth proportional to 1,337,918.66, 1,845,555.69 and 853,938.38 is: 1,177,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,918.66 : 1,845,555.69 = 853,938.38 : x
  2. Step 2: Convert to fraction form
    1,337,918.66/1,845,555.69 = 853,938.38/x
  3. Step 3: Cross multiply
    1,337,918.66x = 1,845,555.69 × 853,938.38
  4. Step 4: Simplify right side
    1,337,918.66x = 1,575,990,826,890.60
  5. Step 5: Solve for x
    x = 1,575,990,826,890.60/1,337,918.66
  6. Step 6: Final answer
    x = 1,177,942.19

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1.5x scale

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.