Home / 1,116,268.80-1,674,403.20-1,018,291.20

Finding the Fourth Proportional to 1,116,268.80, 1,674,403.20 and 1,018,291.20

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Solution

The fourth proportional to 1,116,268.80, 1,674,403.20 and 1,018,291.20 is: 1,527,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,268.80 : 1,674,403.20 = 1,018,291.20 : x
  2. Step 2: Convert to fraction form
    1,116,268.80/1,674,403.20 = 1,018,291.20/x
  3. Step 3: Cross multiply
    1,116,268.80x = 1,674,403.20 × 1,018,291.20
  4. Step 4: Simplify right side
    1,116,268.80x = 1,705,030,043,811.84
  5. Step 5: Solve for x
    x = 1,705,030,043,811.84/1,116,268.80
  6. Step 6: Final answer
    x = 1,527,436.80

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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.