Home / 1,943,028.80-2,920,072.80-1,699,726.40

Finding the Fourth Proportional to 1,943,028.80, 2,920,072.80 and 1,699,726.40

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Solution

The fourth proportional to 1,943,028.80, 2,920,072.80 and 1,699,726.40 is: 2,554,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,028.80 : 2,920,072.80 = 1,699,726.40 : x
  2. Step 2: Convert to fraction form
    1,943,028.80/2,920,072.80 = 1,699,726.40/x
  3. Step 3: Cross multiply
    1,943,028.80x = 2,920,072.80 × 1,699,726.40
  4. Step 4: Simplify right side
    1,943,028.80x = 4,963,324,828,081.92
  5. Step 5: Solve for x
    x = 4,963,324,828,081.92/1,943,028.80
  6. Step 6: Final answer
    x = 2,554,426.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.