Home / 3,796,309.80-5,238,907.92-2,077,430.40

Finding the Fourth Proportional to 3,796,309.80, 5,238,907.92 and 2,077,430.40

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Solution

The fourth proportional to 3,796,309.80, 5,238,907.92 and 2,077,430.40 is: 2,866,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796,309.80 : 5,238,907.92 = 2,077,430.40 : x
  2. Step 2: Convert to fraction form
    3,796,309.80/5,238,907.92 = 2,077,430.40/x
  3. Step 3: Cross multiply
    3,796,309.80x = 5,238,907.92 × 2,077,430.40
  4. Step 4: Simplify right side
    3,796,309.80x = 10,883,466,575,808.77
  5. Step 5: Solve for x
    x = 10,883,466,575,808.77/3,796,309.80
  6. Step 6: Final answer
    x = 2,866,854.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.