Home / 1,294,215.60-1,941,323.40-664,359.60

Finding the Fourth Proportional to 1,294,215.60, 1,941,323.40 and 664,359.60

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Solution

The fourth proportional to 1,294,215.60, 1,941,323.40 and 664,359.60 is: 996,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,215.60 : 1,941,323.40 = 664,359.60 : x
  2. Step 2: Convert to fraction form
    1,294,215.60/1,941,323.40 = 664,359.60/x
  3. Step 3: Cross multiply
    1,294,215.60x = 1,941,323.40 × 664,359.60
  4. Step 4: Simplify right side
    1,294,215.60x = 1,289,736,837,494.64
  5. Step 5: Solve for x
    x = 1,289,736,837,494.64/1,294,215.60
  6. Step 6: Final answer
    x = 996,539.40

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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.