Home / 1,816,963.28-2,507,376.84-1,012,130

Finding the Fourth Proportional to 1,816,963.28, 2,507,376.84 and 1,012,130

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Solution

The fourth proportional to 1,816,963.28, 2,507,376.84 and 1,012,130 is: 1,396,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,963.28 : 2,507,376.84 = 1,012,130 : x
  2. Step 2: Convert to fraction form
    1,816,963.28/2,507,376.84 = 1,012,130/x
  3. Step 3: Cross multiply
    1,816,963.28x = 2,507,376.84 × 1,012,130
  4. Step 4: Simplify right side
    1,816,963.28x = 2,537,791,321,069.20
  5. Step 5: Solve for x
    x = 2,537,791,321,069.20/1,816,963.28
  6. Step 6: Final answer
    x = 1,396,721.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.