Home / 1,986,334.65-2,740,952.34-1,114,969.77

Finding the Fourth Proportional to 1,986,334.65, 2,740,952.34 and 1,114,969.77

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Solution

The fourth proportional to 1,986,334.65, 2,740,952.34 and 1,114,969.77 is: 1,538,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,334.65 : 2,740,952.34 = 1,114,969.77 : x
  2. Step 2: Convert to fraction form
    1,986,334.65/2,740,952.34 = 1,114,969.77/x
  3. Step 3: Cross multiply
    1,986,334.65x = 2,740,952.34 × 1,114,969.77
  4. Step 4: Simplify right side
    1,986,334.65x = 3,056,079,000,110.76
  5. Step 5: Solve for x
    x = 3,056,079,000,110.76/1,986,334.65
  6. Step 6: Final answer
    x = 1,538,551.93

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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.