Home / 1,868,345.74-2,578,325.01-1,052,559.19

Finding the Fourth Proportional to 1,868,345.74, 2,578,325.01 and 1,052,559.19

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Solution

The fourth proportional to 1,868,345.74, 2,578,325.01 and 1,052,559.19 is: 1,452,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,345.74 : 2,578,325.01 = 1,052,559.19 : x
  2. Step 2: Convert to fraction form
    1,868,345.74/2,578,325.01 = 1,052,559.19/x
  3. Step 3: Cross multiply
    1,868,345.74x = 2,578,325.01 × 1,052,559.19
  4. Step 4: Simplify right side
    1,868,345.74x = 2,713,839,671,190.72
  5. Step 5: Solve for x
    x = 2,713,839,671,190.72/1,868,345.74
  6. Step 6: Final answer
    x = 1,452,536.12

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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.