Home / 3,149,355.60-4,724,033.40-1,256,389.20

Finding the Fourth Proportional to 3,149,355.60, 4,724,033.40 and 1,256,389.20

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Solution

The fourth proportional to 3,149,355.60, 4,724,033.40 and 1,256,389.20 is: 1,884,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,355.60 : 4,724,033.40 = 1,256,389.20 : x
  2. Step 2: Convert to fraction form
    3,149,355.60/4,724,033.40 = 1,256,389.20/x
  3. Step 3: Cross multiply
    3,149,355.60x = 4,724,033.40 × 1,256,389.20
  4. Step 4: Simplify right side
    3,149,355.60x = 5,935,224,544,199.28
  5. Step 5: Solve for x
    x = 5,935,224,544,199.28/3,149,355.60
  6. Step 6: Final answer
    x = 1,884,583.80

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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.