Home / 5,395,006.40-8,092,509.60-1,405,918.40

Finding the Fourth Proportional to 5,395,006.40, 8,092,509.60 and 1,405,918.40

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Solution

The fourth proportional to 5,395,006.40, 8,092,509.60 and 1,405,918.40 is: 2,108,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,006.40 : 8,092,509.60 = 1,405,918.40 : x
  2. Step 2: Convert to fraction form
    5,395,006.40/8,092,509.60 = 1,405,918.40/x
  3. Step 3: Cross multiply
    5,395,006.40x = 8,092,509.60 × 1,405,918.40
  4. Step 4: Simplify right side
    5,395,006.40x = 11,377,408,148,816.64
  5. Step 5: Solve for x
    x = 11,377,408,148,816.64/5,395,006.40
  6. Step 6: Final answer
    x = 2,108,877.60

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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.