Home / 1,185,828.85-1,639,201.80-1,058,033.94

Finding the Fourth Proportional to 1,185,828.85, 1,639,201.80 and 1,058,033.94

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Solution

The fourth proportional to 1,185,828.85, 1,639,201.80 and 1,058,033.94 is: 1,462,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,828.85 : 1,639,201.80 = 1,058,033.94 : x
  2. Step 2: Convert to fraction form
    1,185,828.85/1,639,201.80 = 1,058,033.94/x
  3. Step 3: Cross multiply
    1,185,828.85x = 1,639,201.80 × 1,058,033.94
  4. Step 4: Simplify right side
    1,185,828.85x = 1,734,331,138,909.09
  5. Step 5: Solve for x
    x = 1,734,331,138,909.09/1,185,828.85
  6. Step 6: Final answer
    x = 1,462,547.60

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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.