Home / 1,868,355.36-2,578,338.27-1,052,568.81

Finding the Fourth Proportional to 1,868,355.36, 2,578,338.27 and 1,052,568.81

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Solution

The fourth proportional to 1,868,355.36, 2,578,338.27 and 1,052,568.81 is: 1,452,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,355.36 : 2,578,338.27 = 1,052,568.81 : x
  2. Step 2: Convert to fraction form
    1,868,355.36/2,578,338.27 = 1,052,568.81/x
  3. Step 3: Cross multiply
    1,868,355.36x = 2,578,338.27 × 1,052,568.81
  4. Step 4: Simplify right side
    1,868,355.36x = 2,713,878,444,631.36
  5. Step 5: Solve for x
    x = 2,713,878,444,631.36/1,868,355.36
  6. Step 6: Final answer
    x = 1,452,549.39

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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.