Home / 4,153,039.20-6,228,392.40-1,314,021.60

Finding the Fourth Proportional to 4,153,039.20, 6,228,392.40 and 1,314,021.60

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Solution

The fourth proportional to 4,153,039.20, 6,228,392.40 and 1,314,021.60 is: 1,970,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153,039.20 : 6,228,392.40 = 1,314,021.60 : x
  2. Step 2: Convert to fraction form
    4,153,039.20/6,228,392.40 = 1,314,021.60/x
  3. Step 3: Cross multiply
    4,153,039.20x = 6,228,392.40 × 1,314,021.60
  4. Step 4: Simplify right side
    4,153,039.20x = 8,184,242,146,875.84
  5. Step 5: Solve for x
    x = 8,184,242,146,875.84/4,153,039.20
  6. Step 6: Final answer
    x = 1,970,663.35

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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.