Home / 1,760,661.48-2,641,167.24-638,817.96

Finding the Fourth Proportional to 1,760,661.48, 2,641,167.24 and 638,817.96

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Solution

The fourth proportional to 1,760,661.48, 2,641,167.24 and 638,817.96 is: 958,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,661.48 : 2,641,167.24 = 638,817.96 : x
  2. Step 2: Convert to fraction form
    1,760,661.48/2,641,167.24 = 638,817.96/x
  3. Step 3: Cross multiply
    1,760,661.48x = 2,641,167.24 × 638,817.96
  4. Step 4: Simplify right side
    1,760,661.48x = 1,687,225,068,275.63
  5. Step 5: Solve for x
    x = 1,687,225,068,275.63/1,760,661.48
  6. Step 6: Final answer
    x = 958,290.44

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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.