Home / 2,021,103.55-3,031,655.33-1,569,378.70

Finding the Fourth Proportional to 2,021,103.55, 3,031,655.33 and 1,569,378.70

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Solution

The fourth proportional to 2,021,103.55, 3,031,655.33 and 1,569,378.70 is: 2,354,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,103.55 : 3,031,655.33 = 1,569,378.70 : x
  2. Step 2: Convert to fraction form
    2,021,103.55/3,031,655.33 = 1,569,378.70/x
  3. Step 3: Cross multiply
    2,021,103.55x = 3,031,655.33 × 1,569,378.70
  4. Step 4: Simplify right side
    2,021,103.55x = 4,757,815,300,643.47
  5. Step 5: Solve for x
    x = 4,757,815,300,643.47/2,021,103.55
  6. Step 6: Final answer
    x = 2,354,068.05

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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.