Home / 1,686,096.80-2,523,896.40-974,009.60

Finding the Fourth Proportional to 1,686,096.80, 2,523,896.40 and 974,009.60

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Solution

The fourth proportional to 1,686,096.80, 2,523,896.40 and 974,009.60 is: 1,457,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,096.80 : 2,523,896.40 = 974,009.60 : x
  2. Step 2: Convert to fraction form
    1,686,096.80/2,523,896.40 = 974,009.60/x
  3. Step 3: Cross multiply
    1,686,096.80x = 2,523,896.40 × 974,009.60
  4. Step 4: Simplify right side
    1,686,096.80x = 2,458,299,323,005.44
  5. Step 5: Solve for x
    x = 2,458,299,323,005.44/1,686,096.80
  6. Step 6: Final answer
    x = 1,457,982.32

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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.