Home / 1,999,636.35-3,000,154.37-579,777.63

Finding the Fourth Proportional to 1,999,636.35, 3,000,154.37 and 579,777.63

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Solution

The fourth proportional to 1,999,636.35, 3,000,154.37 and 579,777.63 is: 869,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,636.35 : 3,000,154.37 = 579,777.63 : x
  2. Step 2: Convert to fraction form
    1,999,636.35/3,000,154.37 = 579,777.63/x
  3. Step 3: Cross multiply
    1,999,636.35x = 3,000,154.37 × 579,777.63
  4. Step 4: Simplify right side
    1,999,636.35x = 1,739,422,387,373.86
  5. Step 5: Solve for x
    x = 1,739,422,387,373.86/1,999,636.35
  6. Step 6: Final answer
    x = 869,869.36

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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.