Home / 1,897,610.85-2,618,732.50-1,038,185.46

Finding the Fourth Proportional to 1,897,610.85, 2,618,732.50 and 1,038,185.46

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Solution

The fourth proportional to 1,897,610.85, 2,618,732.50 and 1,038,185.46 is: 1,432,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,610.85 : 2,618,732.50 = 1,038,185.46 : x
  2. Step 2: Convert to fraction form
    1,897,610.85/2,618,732.50 = 1,038,185.46/x
  3. Step 3: Cross multiply
    1,897,610.85x = 2,618,732.50 × 1,038,185.46
  4. Step 4: Simplify right side
    1,897,610.85x = 2,718,730,002,533.99
  5. Step 5: Solve for x
    x = 2,718,730,002,533.99/1,897,610.85
  6. Step 6: Final answer
    x = 1,432,712.09

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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.