Home / 3,134,429.55-4,711,666.73-2,912,554.35

Finding the Fourth Proportional to 3,134,429.55, 4,711,666.73 and 2,912,554.35

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Solution

The fourth proportional to 3,134,429.55, 4,711,666.73 and 2,912,554.35 is: 4,378,144.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,429.55 : 4,711,666.73 = 2,912,554.35 : x
  2. Step 2: Convert to fraction form
    3,134,429.55/4,711,666.73 = 2,912,554.35/x
  3. Step 3: Cross multiply
    3,134,429.55x = 4,711,666.73 × 2,912,554.35
  4. Step 4: Simplify right side
    3,134,429.55x = 13,722,985,415,649.00
  5. Step 5: Solve for x
    x = 13,722,985,415,649.00/3,134,429.55
  6. Step 6: Final answer
    x = 4,378,144.47

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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.