Home / 1,113,895.10-1,537,871.19-765,635.06

Finding the Fourth Proportional to 1,113,895.10, 1,537,871.19 and 765,635.06

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Solution

The fourth proportional to 1,113,895.10, 1,537,871.19 and 765,635.06 is: 1,057,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,895.10 : 1,537,871.19 = 765,635.06 : x
  2. Step 2: Convert to fraction form
    1,113,895.10/1,537,871.19 = 765,635.06/x
  3. Step 3: Cross multiply
    1,113,895.10x = 1,537,871.19 × 765,635.06
  4. Step 4: Simplify right side
    1,113,895.10x = 1,177,448,100,827.92
  5. Step 5: Solve for x
    x = 1,177,448,100,827.92/1,113,895.10
  6. Step 6: Final answer
    x = 1,057,054.74

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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.