Home / 1,443,106.67-2,164,051.01-432,372.33

Finding the Fourth Proportional to 1,443,106.67, 2,164,051.01 and 432,372.33

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Solution

The fourth proportional to 1,443,106.67, 2,164,051.01 and 432,372.33 is: 648,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,106.67 : 2,164,051.01 = 432,372.33 : x
  2. Step 2: Convert to fraction form
    1,443,106.67/2,164,051.01 = 432,372.33/x
  3. Step 3: Cross multiply
    1,443,106.67x = 2,164,051.01 × 432,372.33
  4. Step 4: Simplify right side
    1,443,106.67x = 935,675,778,513.48
  5. Step 5: Solve for x
    x = 935,675,778,513.48/1,443,106.67
  6. Step 6: Final answer
    x = 648,376.04

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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.