Home / 1,920,822.66-2,880,840.33-705,980.61

Finding the Fourth Proportional to 1,920,822.66, 2,880,840.33 and 705,980.61

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Solution

The fourth proportional to 1,920,822.66, 2,880,840.33 and 705,980.61 is: 1,058,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,822.66 : 2,880,840.33 = 705,980.61 : x
  2. Step 2: Convert to fraction form
    1,920,822.66/2,880,840.33 = 705,980.61/x
  3. Step 3: Cross multiply
    1,920,822.66x = 2,880,840.33 × 705,980.61
  4. Step 4: Simplify right side
    1,920,822.66x = 2,033,817,413,486.00
  5. Step 5: Solve for x
    x = 2,033,817,413,486.00/1,920,822.66
  6. Step 6: Final answer
    x = 1,058,826.23

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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.