Home / 1,181,417.60-1,772,040.74-461,623.96

Finding the Fourth Proportional to 1,181,417.60, 1,772,040.74 and 461,623.96

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Solution

The fourth proportional to 1,181,417.60, 1,772,040.74 and 461,623.96 is: 692,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,417.60 : 1,772,040.74 = 461,623.96 : x
  2. Step 2: Convert to fraction form
    1,181,417.60/1,772,040.74 = 461,623.96/x
  3. Step 3: Cross multiply
    1,181,417.60x = 1,772,040.74 × 461,623.96
  4. Step 4: Simplify right side
    1,181,417.60x = 818,016,466,183.70
  5. Step 5: Solve for x
    x = 818,016,466,183.70/1,181,417.60
  6. Step 6: Final answer
    x = 692,402.47

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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.