Home / 3,132,021.80-4,698,032.70-2,675,376.20

Finding the Fourth Proportional to 3,132,021.80, 4,698,032.70 and 2,675,376.20

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Solution

The fourth proportional to 3,132,021.80, 4,698,032.70 and 2,675,376.20 is: 4,013,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,021.80 : 4,698,032.70 = 2,675,376.20 : x
  2. Step 2: Convert to fraction form
    3,132,021.80/4,698,032.70 = 2,675,376.20/x
  3. Step 3: Cross multiply
    3,132,021.80x = 4,698,032.70 × 2,675,376.20
  4. Step 4: Simplify right side
    3,132,021.80x = 12,569,004,872,401.74
  5. Step 5: Solve for x
    x = 12,569,004,872,401.74/3,132,021.80
  6. Step 6: Final answer
    x = 4,013,064.30

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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.