Home / 2,658,072.40-3,988,030.20-1,163,237.20

Finding the Fourth Proportional to 2,658,072.40, 3,988,030.20 and 1,163,237.20

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Solution

The fourth proportional to 2,658,072.40, 3,988,030.20 and 1,163,237.20 is: 1,745,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,072.40 : 3,988,030.20 = 1,163,237.20 : x
  2. Step 2: Convert to fraction form
    2,658,072.40/3,988,030.20 = 1,163,237.20/x
  3. Step 3: Cross multiply
    2,658,072.40x = 3,988,030.20 × 1,163,237.20
  4. Step 4: Simplify right side
    2,658,072.40x = 4,639,025,083,363.44
  5. Step 5: Solve for x
    x = 4,639,025,083,363.44/2,658,072.40
  6. Step 6: Final answer
    x = 1,745,259.11

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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.