Home / 1,458,051.60-2,185,983.90-748,588.80

Finding the Fourth Proportional to 1,458,051.60, 2,185,983.90 and 748,588.80

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Solution

The fourth proportional to 1,458,051.60, 2,185,983.90 and 748,588.80 is: 1,122,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,051.60 : 2,185,983.90 = 748,588.80 : x
  2. Step 2: Convert to fraction form
    1,458,051.60/2,185,983.90 = 748,588.80/x
  3. Step 3: Cross multiply
    1,458,051.60x = 2,185,983.90 × 748,588.80
  4. Step 4: Simplify right side
    1,458,051.60x = 1,636,403,064,520.32
  5. Step 5: Solve for x
    x = 1,636,403,064,520.32/1,458,051.60
  6. Step 6: Final answer
    x = 1,122,321.78

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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.