Home / 1,219,263.70-1,829,462.98-545,800.63

Finding the Fourth Proportional to 1,219,263.70, 1,829,462.98 and 545,800.63

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Solution

The fourth proportional to 1,219,263.70, 1,829,462.98 and 545,800.63 is: 818,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,263.70 : 1,829,462.98 = 545,800.63 : x
  2. Step 2: Convert to fraction form
    1,219,263.70/1,829,462.98 = 545,800.63/x
  3. Step 3: Cross multiply
    1,219,263.70x = 1,829,462.98 × 545,800.63
  4. Step 4: Simplify right side
    1,219,263.70x = 998,522,047,045.68
  5. Step 5: Solve for x
    x = 998,522,047,045.68/1,219,263.70
  6. Step 6: Final answer
    x = 818,954.95

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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.