Home / 1,962,531.79-2,943,760.52-1,069,655.49

Finding the Fourth Proportional to 1,962,531.79, 2,943,760.52 and 1,069,655.49

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Solution

The fourth proportional to 1,962,531.79, 2,943,760.52 and 1,069,655.49 is: 1,604,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,531.79 : 2,943,760.52 = 1,069,655.49 : x
  2. Step 2: Convert to fraction form
    1,962,531.79/2,943,760.52 = 1,069,655.49/x
  3. Step 3: Cross multiply
    1,962,531.79x = 2,943,760.52 × 1,069,655.49
  4. Step 4: Simplify right side
    1,962,531.79x = 3,148,809,604,137.39
  5. Step 5: Solve for x
    x = 3,148,809,604,137.39/1,962,531.79
  6. Step 6: Final answer
    x = 1,604,462.98

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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.