Home / 2,678,896.40-4,018,898.03-881,887.91

Finding the Fourth Proportional to 2,678,896.40, 4,018,898.03 and 881,887.91

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Solution

The fourth proportional to 2,678,896.40, 4,018,898.03 and 881,887.91 is: 1,323,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,896.40 : 4,018,898.03 = 881,887.91 : x
  2. Step 2: Convert to fraction form
    2,678,896.40/4,018,898.03 = 881,887.91/x
  3. Step 3: Cross multiply
    2,678,896.40x = 4,018,898.03 × 881,887.91
  4. Step 4: Simplify right side
    2,678,896.40x = 3,544,217,559,675.89
  5. Step 5: Solve for x
    x = 3,544,217,559,675.89/2,678,896.40
  6. Step 6: Final answer
    x = 1,323,014.05

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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.