Home / 1,159,523.80-1,736,952.90-660,304.60

Finding the Fourth Proportional to 1,159,523.80, 1,736,952.90 and 660,304.60

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Solution

The fourth proportional to 1,159,523.80, 1,736,952.90 and 660,304.60 is: 989,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,523.80 : 1,736,952.90 = 660,304.60 : x
  2. Step 2: Convert to fraction form
    1,159,523.80/1,736,952.90 = 660,304.60/x
  3. Step 3: Cross multiply
    1,159,523.80x = 1,736,952.90 × 660,304.60
  4. Step 4: Simplify right side
    1,159,523.80x = 1,146,917,989,853.34
  5. Step 5: Solve for x
    x = 1,146,917,989,853.34/1,159,523.80
  6. Step 6: Final answer
    x = 989,128.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.