Home / 1,816,943.16-2,724,584.22-678,870.63

Finding the Fourth Proportional to 1,816,943.16, 2,724,584.22 and 678,870.63

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Solution

The fourth proportional to 1,816,943.16, 2,724,584.22 and 678,870.63 is: 1,017,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,943.16 : 2,724,584.22 = 678,870.63 : x
  2. Step 2: Convert to fraction form
    1,816,943.16/2,724,584.22 = 678,870.63/x
  3. Step 3: Cross multiply
    1,816,943.16x = 2,724,584.22 × 678,870.63
  4. Step 4: Simplify right side
    1,816,943.16x = 1,849,640,205,919.46
  5. Step 5: Solve for x
    x = 1,849,640,205,919.46/1,816,943.16
  6. Step 6: Final answer
    x = 1,017,995.63

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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.