Home / 1,110,570.36-1,665,855.74-400,598.32

Finding the Fourth Proportional to 1,110,570.36, 1,665,855.74 and 400,598.32

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Solution

The fourth proportional to 1,110,570.36, 1,665,855.74 and 400,598.32 is: 600,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,570.36 : 1,665,855.74 = 400,598.32 : x
  2. Step 2: Convert to fraction form
    1,110,570.36/1,665,855.74 = 400,598.32/x
  3. Step 3: Cross multiply
    1,110,570.36x = 1,665,855.74 × 400,598.32
  4. Step 4: Simplify right side
    1,110,570.36x = 667,339,010,806.36
  5. Step 5: Solve for x
    x = 667,339,010,806.36/1,110,570.36
  6. Step 6: Final answer
    x = 600,897.55

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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.