Home / 1,828,802.40-2,743,203.60-1,191,073.20

Finding the Fourth Proportional to 1,828,802.40, 2,743,203.60 and 1,191,073.20

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Solution

The fourth proportional to 1,828,802.40, 2,743,203.60 and 1,191,073.20 is: 1,786,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,802.40 : 2,743,203.60 = 1,191,073.20 : x
  2. Step 2: Convert to fraction form
    1,828,802.40/2,743,203.60 = 1,191,073.20/x
  3. Step 3: Cross multiply
    1,828,802.40x = 2,743,203.60 × 1,191,073.20
  4. Step 4: Simplify right side
    1,828,802.40x = 3,267,356,290,103.52
  5. Step 5: Solve for x
    x = 3,267,356,290,103.52/1,828,802.40
  6. Step 6: Final answer
    x = 1,786,609.80

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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.