Home / 1,226,774.63-1,840,235.46-385,326.38

Finding the Fourth Proportional to 1,226,774.63, 1,840,235.46 and 385,326.38

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Solution

The fourth proportional to 1,226,774.63, 1,840,235.46 and 385,326.38 is: 578,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,774.63 : 1,840,235.46 = 385,326.38 : x
  2. Step 2: Convert to fraction form
    1,226,774.63/1,840,235.46 = 385,326.38/x
  3. Step 3: Cross multiply
    1,226,774.63x = 1,840,235.46 × 385,326.38
  4. Step 4: Simplify right side
    1,226,774.63x = 709,091,268,149.44
  5. Step 5: Solve for x
    x = 709,091,268,149.44/1,226,774.63
  6. Step 6: Final answer
    x = 578,012.66

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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.