Home / 1,535,940.29-2,119,648.45-838,259.27

Finding the Fourth Proportional to 1,535,940.29, 2,119,648.45 and 838,259.27

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Solution

The fourth proportional to 1,535,940.29, 2,119,648.45 and 838,259.27 is: 1,156,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,940.29 : 2,119,648.45 = 838,259.27 : x
  2. Step 2: Convert to fraction form
    1,535,940.29/2,119,648.45 = 838,259.27/x
  3. Step 3: Cross multiply
    1,535,940.29x = 2,119,648.45 × 838,259.27
  4. Step 4: Simplify right side
    1,535,940.29x = 1,776,814,962,353.63
  5. Step 5: Solve for x
    x = 1,776,814,962,353.63/1,535,940.29
  6. Step 6: Final answer
    x = 1,156,825.54

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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.