Home / 5,116,381.74-7,670,524.23-1,921,152.06

Finding the Fourth Proportional to 5,116,381.74, 7,670,524.23 and 1,921,152.06

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Solution

The fourth proportional to 5,116,381.74, 7,670,524.23 and 1,921,152.06 is: 2,880,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116,381.74 : 7,670,524.23 = 1,921,152.06 : x
  2. Step 2: Convert to fraction form
    5,116,381.74/7,670,524.23 = 1,921,152.06/x
  3. Step 3: Cross multiply
    5,116,381.74x = 7,670,524.23 × 1,921,152.06
  4. Step 4: Simplify right side
    5,116,381.74x = 14,736,243,425,744.42
  5. Step 5: Solve for x
    x = 14,736,243,425,744.42/5,116,381.74
  6. Step 6: Final answer
    x = 2,880,207.96

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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.