Home / 1,457,433.80-2,186,150.70-748,845.80

Finding the Fourth Proportional to 1,457,433.80, 2,186,150.70 and 748,845.80

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Solution

The fourth proportional to 1,457,433.80, 2,186,150.70 and 748,845.80 is: 1,123,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,433.80 : 2,186,150.70 = 748,845.80 : x
  2. Step 2: Convert to fraction form
    1,457,433.80/2,186,150.70 = 748,845.80/x
  3. Step 3: Cross multiply
    1,457,433.80x = 2,186,150.70 × 748,845.80
  4. Step 4: Simplify right side
    1,457,433.80x = 1,637,089,769,862.06
  5. Step 5: Solve for x
    x = 1,637,089,769,862.06/1,457,433.80
  6. Step 6: Final answer
    x = 1,123,268.70

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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.