Home / 1,262,549.20-1,893,823.80-631,235.20

Finding the Fourth Proportional to 1,262,549.20, 1,893,823.80 and 631,235.20

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Solution

The fourth proportional to 1,262,549.20, 1,893,823.80 and 631,235.20 is: 946,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,549.20 : 1,893,823.80 = 631,235.20 : x
  2. Step 2: Convert to fraction form
    1,262,549.20/1,893,823.80 = 631,235.20/x
  3. Step 3: Cross multiply
    1,262,549.20x = 1,893,823.80 × 631,235.20
  4. Step 4: Simplify right side
    1,262,549.20x = 1,195,448,245,157.76
  5. Step 5: Solve for x
    x = 1,195,448,245,157.76/1,262,549.20
  6. Step 6: Final answer
    x = 946,852.80

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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.