Home / 1,183,008.80-1,774,513.20-1,091,770.40

Finding the Fourth Proportional to 1,183,008.80, 1,774,513.20 and 1,091,770.40

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Solution

The fourth proportional to 1,183,008.80, 1,774,513.20 and 1,091,770.40 is: 1,637,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,008.80 : 1,774,513.20 = 1,091,770.40 : x
  2. Step 2: Convert to fraction form
    1,183,008.80/1,774,513.20 = 1,091,770.40/x
  3. Step 3: Cross multiply
    1,183,008.80x = 1,774,513.20 × 1,091,770.40
  4. Step 4: Simplify right side
    1,183,008.80x = 1,937,360,986,169.28
  5. Step 5: Solve for x
    x = 1,937,360,986,169.28/1,183,008.80
  6. Step 6: Final answer
    x = 1,637,655.60

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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.