Home / 1,683,697.64-2,525,527.74-485,580.84

Finding the Fourth Proportional to 1,683,697.64, 2,525,527.74 and 485,580.84

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Solution

The fourth proportional to 1,683,697.64, 2,525,527.74 and 485,580.84 is: 728,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,697.64 : 2,525,527.74 = 485,580.84 : x
  2. Step 2: Convert to fraction form
    1,683,697.64/2,525,527.74 = 485,580.84/x
  3. Step 3: Cross multiply
    1,683,697.64x = 2,525,527.74 × 485,580.84
  4. Step 4: Simplify right side
    1,683,697.64x = 1,226,347,881,432.50
  5. Step 5: Solve for x
    x = 1,226,347,881,432.50/1,683,697.64
  6. Step 6: Final answer
    x = 728,365.86

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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.