Home / 1,820,246.40-2,511,923.40-1,004,457.60

Finding the Fourth Proportional to 1,820,246.40, 2,511,923.40 and 1,004,457.60

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Solution

The fourth proportional to 1,820,246.40, 2,511,923.40 and 1,004,457.60 is: 1,386,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,246.40 : 2,511,923.40 = 1,004,457.60 : x
  2. Step 2: Convert to fraction form
    1,820,246.40/2,511,923.40 = 1,004,457.60/x
  3. Step 3: Cross multiply
    1,820,246.40x = 2,511,923.40 × 1,004,457.60
  4. Step 4: Simplify right side
    1,820,246.40x = 2,523,120,549,747.84
  5. Step 5: Solve for x
    x = 2,523,120,549,747.84/1,820,246.40
  6. Step 6: Final answer
    x = 1,386,142.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.