Home / 3,218,459.85-4,828,529.18-1,869,325.37

Finding the Fourth Proportional to 3,218,459.85, 4,828,529.18 and 1,869,325.37

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Solution

The fourth proportional to 3,218,459.85, 4,828,529.18 and 1,869,325.37 is: 2,804,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,459.85 : 4,828,529.18 = 1,869,325.37 : x
  2. Step 2: Convert to fraction form
    3,218,459.85/4,828,529.18 = 1,869,325.37/x
  3. Step 3: Cross multiply
    3,218,459.85x = 4,828,529.18 × 1,869,325.37
  4. Step 4: Simplify right side
    3,218,459.85x = 9,026,092,076,489.97
  5. Step 5: Solve for x
    x = 9,026,092,076,489.97/3,218,459.85
  6. Step 6: Final answer
    x = 2,804,475.59

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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.