Home / 1,717,446.40-2,576,169.60-438,051.40

Finding the Fourth Proportional to 1,717,446.40, 2,576,169.60 and 438,051.40

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Solution

The fourth proportional to 1,717,446.40, 2,576,169.60 and 438,051.40 is: 657,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,446.40 : 2,576,169.60 = 438,051.40 : x
  2. Step 2: Convert to fraction form
    1,717,446.40/2,576,169.60 = 438,051.40/x
  3. Step 3: Cross multiply
    1,717,446.40x = 2,576,169.60 × 438,051.40
  4. Step 4: Simplify right side
    1,717,446.40x = 1,128,494,699,917.44
  5. Step 5: Solve for x
    x = 1,128,494,699,917.44/1,717,446.40
  6. Step 6: Final answer
    x = 657,077.10

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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.