Home / 1,780,611.46-2,457,289.54-1,092,663.40

Finding the Fourth Proportional to 1,780,611.46, 2,457,289.54 and 1,092,663.40

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Solution

The fourth proportional to 1,780,611.46, 2,457,289.54 and 1,092,663.40 is: 1,507,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,611.46 : 2,457,289.54 = 1,092,663.40 : x
  2. Step 2: Convert to fraction form
    1,780,611.46/2,457,289.54 = 1,092,663.40/x
  3. Step 3: Cross multiply
    1,780,611.46x = 2,457,289.54 × 1,092,663.40
  4. Step 4: Simplify right side
    1,780,611.46x = 2,684,990,343,560.84
  5. Step 5: Solve for x
    x = 2,684,990,343,560.84/1,780,611.46
  6. Step 6: Final answer
    x = 1,507,903.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.