Home / 1,210,704.80-1,816,313.36-401,043.38

Finding the Fourth Proportional to 1,210,704.80, 1,816,313.36 and 401,043.38

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Solution

The fourth proportional to 1,210,704.80, 1,816,313.36 and 401,043.38 is: 601,649.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,704.80 : 1,816,313.36 = 401,043.38 : x
  2. Step 2: Convert to fraction form
    1,210,704.80/1,816,313.36 = 401,043.38/x
  3. Step 3: Cross multiply
    1,210,704.80x = 1,816,313.36 × 401,043.38
  4. Step 4: Simplify right side
    1,210,704.80x = 728,420,437,946.77
  5. Step 5: Solve for x
    x = 728,420,437,946.77/1,210,704.80
  6. Step 6: Final answer
    x = 601,649.92

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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.