Home / 2,087,119.40-3,134,480.70-1,825,845.80

Finding the Fourth Proportional to 2,087,119.40, 3,134,480.70 and 1,825,845.80

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Solution

The fourth proportional to 2,087,119.40, 3,134,480.70 and 1,825,845.80 is: 2,742,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,119.40 : 3,134,480.70 = 1,825,845.80 : x
  2. Step 2: Convert to fraction form
    2,087,119.40/3,134,480.70 = 1,825,845.80/x
  3. Step 3: Cross multiply
    2,087,119.40x = 3,134,480.70 × 1,825,845.80
  4. Step 4: Simplify right side
    2,087,119.40x = 5,723,078,421,276.06
  5. Step 5: Solve for x
    x = 5,723,078,421,276.06/2,087,119.40
  6. Step 6: Final answer
    x = 2,742,094.40

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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.