Home / 1,840,342.45-2,539,614.88-1,065,988.42

Finding the Fourth Proportional to 1,840,342.45, 2,539,614.88 and 1,065,988.42

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Solution

The fourth proportional to 1,840,342.45, 2,539,614.88 and 1,065,988.42 is: 1,471,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,342.45 : 2,539,614.88 = 1,065,988.42 : x
  2. Step 2: Convert to fraction form
    1,840,342.45/2,539,614.88 = 1,065,988.42/x
  3. Step 3: Cross multiply
    1,840,342.45x = 2,539,614.88 × 1,065,988.42
  4. Step 4: Simplify right side
    1,840,342.45x = 2,707,200,053,339.69
  5. Step 5: Solve for x
    x = 2,707,200,053,339.69/1,840,342.45
  6. Step 6: Final answer
    x = 1,471,030.60

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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.