Home / 816,114.80-1,143,741.70-816,114.80

Finding the Fourth Proportional to 816,114.80, 1,143,741.70 and 816,114.80

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Solution

The fourth proportional to 816,114.80, 1,143,741.70 and 816,114.80 is: 1,143,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,114.80 : 1,143,741.70 = 816,114.80 : x
  2. Step 2: Convert to fraction form
    816,114.80/1,143,741.70 = 816,114.80/x
  3. Step 3: Cross multiply
    816,114.80x = 1,143,741.70 × 816,114.80
  4. Step 4: Simplify right side
    816,114.80x = 933,424,528,747.16
  5. Step 5: Solve for x
    x = 933,424,528,747.16/816,114.80
  6. Step 6: Final answer
    x = 1,143,741.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.