Home / 3,487,590.56-4,815,223.56-3,118,923.80

Finding the Fourth Proportional to 3,487,590.56, 4,815,223.56 and 3,118,923.80

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Solution

The fourth proportional to 3,487,590.56, 4,815,223.56 and 3,118,923.80 is: 4,306,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,590.56 : 4,815,223.56 = 3,118,923.80 : x
  2. Step 2: Convert to fraction form
    3,487,590.56/4,815,223.56 = 3,118,923.80/x
  3. Step 3: Cross multiply
    3,487,590.56x = 4,815,223.56 × 3,118,923.80
  4. Step 4: Simplify right side
    3,487,590.56x = 15,018,315,363,604.73
  5. Step 5: Solve for x
    x = 15,018,315,363,604.73/3,487,590.56
  6. Step 6: Final answer
    x = 4,306,215.17

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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.