Home / 1,625,862.33-2,243,604.30-928,115.46

Finding the Fourth Proportional to 1,625,862.33, 2,243,604.30 and 928,115.46

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Solution

The fourth proportional to 1,625,862.33, 2,243,604.30 and 928,115.46 is: 1,280,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,862.33 : 2,243,604.30 = 928,115.46 : x
  2. Step 2: Convert to fraction form
    1,625,862.33/2,243,604.30 = 928,115.46/x
  3. Step 3: Cross multiply
    1,625,862.33x = 2,243,604.30 × 928,115.46
  4. Step 4: Simplify right side
    1,625,862.33x = 2,082,323,831,005.50
  5. Step 5: Solve for x
    x = 2,082,323,831,005.50/1,625,862.33
  6. Step 6: Final answer
    x = 1,280,750.40

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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.