Home / 1,855,365.12-2,782,334.88-657,066.24

Finding the Fourth Proportional to 1,855,365.12, 2,782,334.88 and 657,066.24

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Solution

The fourth proportional to 1,855,365.12, 2,782,334.88 and 657,066.24 is: 985,346.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,365.12 : 2,782,334.88 = 657,066.24 : x
  2. Step 2: Convert to fraction form
    1,855,365.12/2,782,334.88 = 657,066.24/x
  3. Step 3: Cross multiply
    1,855,365.12x = 2,782,334.88 × 657,066.24
  4. Step 4: Simplify right side
    1,855,365.12x = 1,828,178,318,022.45
  5. Step 5: Solve for x
    x = 1,828,178,318,022.45/1,855,365.12
  6. Step 6: Final answer
    x = 985,346.93

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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.