Home / 1,216,875.60-1,825,313.40-818,744.40

Finding the Fourth Proportional to 1,216,875.60, 1,825,313.40 and 818,744.40

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Solution

The fourth proportional to 1,216,875.60, 1,825,313.40 and 818,744.40 is: 1,228,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,875.60 : 1,825,313.40 = 818,744.40 : x
  2. Step 2: Convert to fraction form
    1,216,875.60/1,825,313.40 = 818,744.40/x
  3. Step 3: Cross multiply
    1,216,875.60x = 1,825,313.40 × 818,744.40
  4. Step 4: Simplify right side
    1,216,875.60x = 1,494,465,124,494.96
  5. Step 5: Solve for x
    x = 1,494,465,124,494.96/1,216,875.60
  6. Step 6: Final answer
    x = 1,228,116.60

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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.