Home / 1,888,905.12-2,606,653.44-1,029,471.36

Finding the Fourth Proportional to 1,888,905.12, 2,606,653.44 and 1,029,471.36

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Solution

The fourth proportional to 1,888,905.12, 2,606,653.44 and 1,029,471.36 is: 1,420,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,905.12 : 2,606,653.44 = 1,029,471.36 : x
  2. Step 2: Convert to fraction form
    1,888,905.12/2,606,653.44 = 1,029,471.36/x
  3. Step 3: Cross multiply
    1,888,905.12x = 2,606,653.44 × 1,029,471.36
  4. Step 4: Simplify right side
    1,888,905.12x = 2,683,475,061,925.48
  5. Step 5: Solve for x
    x = 2,683,475,061,925.48/1,888,905.12
  6. Step 6: Final answer
    x = 1,420,651.06

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