Home / 1,054,304.40-1,577,770.20-965,830.80

Finding the Fourth Proportional to 1,054,304.40, 1,577,770.20 and 965,830.80

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Solution

The fourth proportional to 1,054,304.40, 1,577,770.20 and 965,830.80 is: 1,445,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,304.40 : 1,577,770.20 = 965,830.80 : x
  2. Step 2: Convert to fraction form
    1,054,304.40/1,577,770.20 = 965,830.80/x
  3. Step 3: Cross multiply
    1,054,304.40x = 1,577,770.20 × 965,830.80
  4. Step 4: Simplify right side
    1,054,304.40x = 1,523,859,054,482.16
  5. Step 5: Solve for x
    x = 1,523,859,054,482.16/1,054,304.40
  6. Step 6: Final answer
    x = 1,445,369.15

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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.