Home / 2,021,127.30-3,031,690.95-1,569,402.45

Finding the Fourth Proportional to 2,021,127.30, 3,031,690.95 and 1,569,402.45

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Solution

The fourth proportional to 2,021,127.30, 3,031,690.95 and 1,569,402.45 is: 2,354,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,127.30 : 3,031,690.95 = 1,569,402.45 : x
  2. Step 2: Convert to fraction form
    2,021,127.30/3,031,690.95 = 1,569,402.45/x
  3. Step 3: Cross multiply
    2,021,127.30x = 3,031,690.95 × 1,569,402.45
  4. Step 4: Simplify right side
    2,021,127.30x = 4,757,943,204,572.83
  5. Step 5: Solve for x
    x = 4,757,943,204,572.83/2,021,127.30
  6. Step 6: Final answer
    x = 2,354,103.68

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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.