Home / 1,686,382.80-2,326,991.60-1,033,300.84

Finding the Fourth Proportional to 1,686,382.80, 2,326,991.60 and 1,033,300.84

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Solution

The fourth proportional to 1,686,382.80, 2,326,991.60 and 1,033,300.84 is: 1,425,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,382.80 : 2,326,991.60 = 1,033,300.84 : x
  2. Step 2: Convert to fraction form
    1,686,382.80/2,326,991.60 = 1,033,300.84/x
  3. Step 3: Cross multiply
    1,686,382.80x = 2,326,991.60 × 1,033,300.84
  4. Step 4: Simplify right side
    1,686,382.80x = 2,404,482,374,952.94
  5. Step 5: Solve for x
    x = 2,404,482,374,952.94/1,686,382.80
  6. Step 6: Final answer
    x = 1,425,822.40

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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.