Home / 1,102,314.30-1,652,827.88-427,607.19

Finding the Fourth Proportional to 1,102,314.30, 1,652,827.88 and 427,607.19

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Solution

The fourth proportional to 1,102,314.30, 1,652,827.88 and 427,607.19 is: 641,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,314.30 : 1,652,827.88 = 427,607.19 : x
  2. Step 2: Convert to fraction form
    1,102,314.30/1,652,827.88 = 427,607.19/x
  3. Step 3: Cross multiply
    1,102,314.30x = 1,652,827.88 × 427,607.19
  4. Step 4: Simplify right side
    1,102,314.30x = 706,761,085,320.46
  5. Step 5: Solve for x
    x = 706,761,085,320.46/1,102,314.30
  6. Step 6: Final answer
    x = 641,161.13

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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.