Home / 1,816,615.60-2,724,923.40-1,249,745.20

Finding the Fourth Proportional to 1,816,615.60, 2,724,923.40 and 1,249,745.20

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Solution

The fourth proportional to 1,816,615.60, 2,724,923.40 and 1,249,745.20 is: 1,874,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,615.60 : 2,724,923.40 = 1,249,745.20 : x
  2. Step 2: Convert to fraction form
    1,816,615.60/2,724,923.40 = 1,249,745.20/x
  3. Step 3: Cross multiply
    1,816,615.60x = 2,724,923.40 × 1,249,745.20
  4. Step 4: Simplify right side
    1,816,615.60x = 3,405,459,939,517.68
  5. Step 5: Solve for x
    x = 3,405,459,939,517.68/1,816,615.60
  6. Step 6: Final answer
    x = 1,874,617.80

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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.