Home / 1,816,064.80-2,724,097.20-1,185,690.40

Finding the Fourth Proportional to 1,816,064.80, 2,724,097.20 and 1,185,690.40

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Solution

The fourth proportional to 1,816,064.80, 2,724,097.20 and 1,185,690.40 is: 1,778,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,064.80 : 2,724,097.20 = 1,185,690.40 : x
  2. Step 2: Convert to fraction form
    1,816,064.80/2,724,097.20 = 1,185,690.40/x
  3. Step 3: Cross multiply
    1,816,064.80x = 2,724,097.20 × 1,185,690.40
  4. Step 4: Simplify right side
    1,816,064.80x = 3,229,935,898,706.88
  5. Step 5: Solve for x
    x = 3,229,935,898,706.88/1,816,064.80
  6. Step 6: Final answer
    x = 1,778,535.60

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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.