Home / 1,255,938.80-1,883,644.50-414,293.36

Finding the Fourth Proportional to 1,255,938.80, 1,883,644.50 and 414,293.36

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Solution

The fourth proportional to 1,255,938.80, 1,883,644.50 and 414,293.36 is: 621,353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,938.80 : 1,883,644.50 = 414,293.36 : x
  2. Step 2: Convert to fraction form
    1,255,938.80/1,883,644.50 = 414,293.36/x
  3. Step 3: Cross multiply
    1,255,938.80x = 1,883,644.50 × 414,293.36
  4. Step 4: Simplify right side
    1,255,938.80x = 780,381,408,950.52
  5. Step 5: Solve for x
    x = 780,381,408,950.52/1,255,938.80
  6. Step 6: Final answer
    x = 621,353.05

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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.