Home / 1,261,455.08-1,892,432.28-462,743.60

Finding the Fourth Proportional to 1,261,455.08, 1,892,432.28 and 462,743.60

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Solution

The fourth proportional to 1,261,455.08, 1,892,432.28 and 462,743.60 is: 694,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,455.08 : 1,892,432.28 = 462,743.60 : x
  2. Step 2: Convert to fraction form
    1,261,455.08/1,892,432.28 = 462,743.60/x
  3. Step 3: Cross multiply
    1,261,455.08x = 1,892,432.28 × 462,743.60
  4. Step 4: Simplify right side
    1,261,455.08x = 875,710,926,003.41
  5. Step 5: Solve for x
    x = 875,710,926,003.41/1,261,455.08
  6. Step 6: Final answer
    x = 694,206.98

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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.