Home / 1,881,561.60-2,821,374.72-619,246.08

Finding the Fourth Proportional to 1,881,561.60, 2,821,374.72 and 619,246.08

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Solution

The fourth proportional to 1,881,561.60, 2,821,374.72 and 619,246.08 is: 928,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,561.60 : 2,821,374.72 = 619,246.08 : x
  2. Step 2: Convert to fraction form
    1,881,561.60/2,821,374.72 = 619,246.08/x
  3. Step 3: Cross multiply
    1,881,561.60x = 2,821,374.72 × 619,246.08
  4. Step 4: Simplify right side
    1,881,561.60x = 1,747,125,235,571.10
  5. Step 5: Solve for x
    x = 1,747,125,235,571.10/1,881,561.60
  6. Step 6: Final answer
    x = 928,550.64

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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.