Home / 1,219,262.70-1,829,461.48-545,799.63

Finding the Fourth Proportional to 1,219,262.70, 1,829,461.48 and 545,799.63

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Solution

The fourth proportional to 1,219,262.70, 1,829,461.48 and 545,799.63 is: 818,953.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,262.70 : 1,829,461.48 = 545,799.63 : x
  2. Step 2: Convert to fraction form
    1,219,262.70/1,829,461.48 = 545,799.63/x
  3. Step 3: Cross multiply
    1,219,262.70x = 1,829,461.48 × 545,799.63
  4. Step 4: Simplify right side
    1,219,262.70x = 998,519,398,883.25
  5. Step 5: Solve for x
    x = 998,519,398,883.25/1,219,262.70
  6. Step 6: Final answer
    x = 818,953.45

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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.