Home / 1,192,988.41-1,789,482.62-434,886.73

Finding the Fourth Proportional to 1,192,988.41, 1,789,482.62 and 434,886.73

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Solution

The fourth proportional to 1,192,988.41, 1,789,482.62 and 434,886.73 is: 652,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,988.41 : 1,789,482.62 = 434,886.73 : x
  2. Step 2: Convert to fraction form
    1,192,988.41/1,789,482.62 = 434,886.73/x
  3. Step 3: Cross multiply
    1,192,988.41x = 1,789,482.62 × 434,886.73
  4. Step 4: Simplify right side
    1,192,988.41x = 778,222,245,003.63
  5. Step 5: Solve for x
    x = 778,222,245,003.63/1,192,988.41
  6. Step 6: Final answer
    x = 652,330.10

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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.