Home / 1,527,912.86-2,108,396.31-883,374.59

Finding the Fourth Proportional to 1,527,912.86, 2,108,396.31 and 883,374.59

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Solution

The fourth proportional to 1,527,912.86, 2,108,396.31 and 883,374.59 is: 1,218,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,912.86 : 2,108,396.31 = 883,374.59 : x
  2. Step 2: Convert to fraction form
    1,527,912.86/2,108,396.31 = 883,374.59/x
  3. Step 3: Cross multiply
    1,527,912.86x = 2,108,396.31 × 883,374.59
  4. Step 4: Simplify right side
    1,527,912.86x = 1,862,503,725,903.76
  5. Step 5: Solve for x
    x = 1,862,503,725,903.76/1,527,912.86
  6. Step 6: Final answer
    x = 1,218,985.57

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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.