Home / 1,642,834.40-2,460,905.36-1,340,306.69

Finding the Fourth Proportional to 1,642,834.40, 2,460,905.36 and 1,340,306.69

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Solution

The fourth proportional to 1,642,834.40, 2,460,905.36 and 1,340,306.69 is: 2,007,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,834.40 : 2,460,905.36 = 1,340,306.69 : x
  2. Step 2: Convert to fraction form
    1,642,834.40/2,460,905.36 = 1,340,306.69/x
  3. Step 3: Cross multiply
    1,642,834.40x = 2,460,905.36 × 1,340,306.69
  4. Step 4: Simplify right side
    1,642,834.40x = 3,298,367,910,763.33
  5. Step 5: Solve for x
    x = 3,298,367,910,763.33/1,642,834.40
  6. Step 6: Final answer
    x = 2,007,730.00

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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.