Home / 1,243,740.56-1,865,412.60-444,873.20

Finding the Fourth Proportional to 1,243,740.56, 1,865,412.60 and 444,873.20

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Solution

The fourth proportional to 1,243,740.56, 1,865,412.60 and 444,873.20 is: 667,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,740.56 : 1,865,412.60 = 444,873.20 : x
  2. Step 2: Convert to fraction form
    1,243,740.56/1,865,412.60 = 444,873.20/x
  3. Step 3: Cross multiply
    1,243,740.56x = 1,865,412.60 × 444,873.20
  4. Step 4: Simplify right side
    1,243,740.56x = 829,872,072,682.32
  5. Step 5: Solve for x
    x = 829,872,072,682.32/1,243,740.56
  6. Step 6: Final answer
    x = 667,238.89

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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.