Home / 2,127,812.40-3,194,051.40-1,329,994.80

Finding the Fourth Proportional to 2,127,812.40, 3,194,051.40 and 1,329,994.80

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Solution

The fourth proportional to 2,127,812.40, 3,194,051.40 and 1,329,994.80 is: 1,996,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,812.40 : 3,194,051.40 = 1,329,994.80 : x
  2. Step 2: Convert to fraction form
    2,127,812.40/3,194,051.40 = 1,329,994.80/x
  3. Step 3: Cross multiply
    2,127,812.40x = 3,194,051.40 × 1,329,994.80
  4. Step 4: Simplify right side
    2,127,812.40x = 4,248,071,752,932.72
  5. Step 5: Solve for x
    x = 4,248,071,752,932.72/2,127,812.40
  6. Step 6: Final answer
    x = 1,996,450.32

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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.