Home / 1,720,010.10-2,580,015.15-440,615.10

Finding the Fourth Proportional to 1,720,010.10, 2,580,015.15 and 440,615.10

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Solution

The fourth proportional to 1,720,010.10, 2,580,015.15 and 440,615.10 is: 660,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,010.10 : 2,580,015.15 = 440,615.10 : x
  2. Step 2: Convert to fraction form
    1,720,010.10/2,580,015.15 = 440,615.10/x
  3. Step 3: Cross multiply
    1,720,010.10x = 2,580,015.15 × 440,615.10
  4. Step 4: Simplify right side
    1,720,010.10x = 1,136,793,633,318.76
  5. Step 5: Solve for x
    x = 1,136,793,633,318.76/1,720,010.10
  6. Step 6: Final answer
    x = 660,922.65

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Double scale
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Similar ratio
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1.5x scale

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.