Home / 3,418,447.47-4,717,266.71-1,869,403.47

Finding the Fourth Proportional to 3,418,447.47, 4,717,266.71 and 1,869,403.47

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Solution

The fourth proportional to 3,418,447.47, 4,717,266.71 and 1,869,403.47 is: 2,579,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,447.47 : 4,717,266.71 = 1,869,403.47 : x
  2. Step 2: Convert to fraction form
    3,418,447.47/4,717,266.71 = 1,869,403.47/x
  3. Step 3: Cross multiply
    3,418,447.47x = 4,717,266.71 × 1,869,403.47
  4. Step 4: Simplify right side
    3,418,447.47x = 8,818,474,747,242.47
  5. Step 5: Solve for x
    x = 8,818,474,747,242.47/3,418,447.47
  6. Step 6: Final answer
    x = 2,579,672.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.