Home / 2,886,019.70-4,328,905.34-756,056.66

Finding the Fourth Proportional to 2,886,019.70, 4,328,905.34 and 756,056.66

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Solution

The fourth proportional to 2,886,019.70, 4,328,905.34 and 756,056.66 is: 1,134,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,019.70 : 4,328,905.34 = 756,056.66 : x
  2. Step 2: Convert to fraction form
    2,886,019.70/4,328,905.34 = 756,056.66/x
  3. Step 3: Cross multiply
    2,886,019.70x = 4,328,905.34 × 756,056.66
  4. Step 4: Simplify right side
    2,886,019.70x = 3,272,897,712,816.56
  5. Step 5: Solve for x
    x = 3,272,897,712,816.56/2,886,019.70
  6. Step 6: Final answer
    x = 1,134,052.45

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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.