Home / 1,828,926.80-2,743,390.20-1,157,080.40

Finding the Fourth Proportional to 1,828,926.80, 2,743,390.20 and 1,157,080.40

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Solution

The fourth proportional to 1,828,926.80, 2,743,390.20 and 1,157,080.40 is: 1,735,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,926.80 : 2,743,390.20 = 1,157,080.40 : x
  2. Step 2: Convert to fraction form
    1,828,926.80/2,743,390.20 = 1,157,080.40/x
  3. Step 3: Cross multiply
    1,828,926.80x = 2,743,390.20 × 1,157,080.40
  4. Step 4: Simplify right side
    1,828,926.80x = 3,174,323,029,972.08
  5. Step 5: Solve for x
    x = 3,174,323,029,972.08/1,828,926.80
  6. Step 6: Final answer
    x = 1,735,620.60

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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.