Home / 1,899,700.79-2,845,975.69-939,031.88

Finding the Fourth Proportional to 1,899,700.79, 2,845,975.69 and 939,031.88

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Solution

The fourth proportional to 1,899,700.79, 2,845,975.69 and 939,031.88 is: 1,406,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,700.79 : 2,845,975.69 = 939,031.88 : x
  2. Step 2: Convert to fraction form
    1,899,700.79/2,845,975.69 = 939,031.88/x
  3. Step 3: Cross multiply
    1,899,700.79x = 2,845,975.69 × 939,031.88
  4. Step 4: Simplify right side
    1,899,700.79x = 2,672,461,902,615.00
  5. Step 5: Solve for x
    x = 2,672,461,902,615.00/1,899,700.79
  6. Step 6: Final answer
    x = 1,406,780.43

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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.