Home / 1,556,987.24-2,148,275.67-945,124.85

Finding the Fourth Proportional to 1,556,987.24, 2,148,275.67 and 945,124.85

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Solution

The fourth proportional to 1,556,987.24, 2,148,275.67 and 945,124.85 is: 1,304,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,987.24 : 2,148,275.67 = 945,124.85 : x
  2. Step 2: Convert to fraction form
    1,556,987.24/2,148,275.67 = 945,124.85/x
  3. Step 3: Cross multiply
    1,556,987.24x = 2,148,275.67 × 945,124.85
  4. Step 4: Simplify right side
    1,556,987.24x = 2,030,388,720,367.40
  5. Step 5: Solve for x
    x = 2,030,388,720,367.40/1,556,987.24
  6. Step 6: Final answer
    x = 1,304,049.69

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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.