Home / 2,760,368.40-4,142,107.80-1,077,253.20

Finding the Fourth Proportional to 2,760,368.40, 4,142,107.80 and 1,077,253.20

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Solution

The fourth proportional to 2,760,368.40, 4,142,107.80 and 1,077,253.20 is: 1,616,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,368.40 : 4,142,107.80 = 1,077,253.20 : x
  2. Step 2: Convert to fraction form
    2,760,368.40/4,142,107.80 = 1,077,253.20/x
  3. Step 3: Cross multiply
    2,760,368.40x = 4,142,107.80 × 1,077,253.20
  4. Step 4: Simplify right side
    2,760,368.40x = 4,462,098,882,294.96
  5. Step 5: Solve for x
    x = 4,462,098,882,294.96/2,760,368.40
  6. Step 6: Final answer
    x = 1,616,486.73

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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.