Home / 1,107,304.40-1,528,054.80-677,583.20

Finding the Fourth Proportional to 1,107,304.40, 1,528,054.80 and 677,583.20

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Solution

The fourth proportional to 1,107,304.40, 1,528,054.80 and 677,583.20 is: 935,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,304.40 : 1,528,054.80 = 677,583.20 : x
  2. Step 2: Convert to fraction form
    1,107,304.40/1,528,054.80 = 677,583.20/x
  3. Step 3: Cross multiply
    1,107,304.40x = 1,528,054.80 × 677,583.20
  4. Step 4: Simplify right side
    1,107,304.40x = 1,035,384,261,159.36
  5. Step 5: Solve for x
    x = 1,035,384,261,159.36/1,107,304.40
  6. Step 6: Final answer
    x = 935,049.35

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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.