Home / 2,011,504.30-3,017,256.45-1,918,192.30

Finding the Fourth Proportional to 2,011,504.30, 3,017,256.45 and 1,918,192.30

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Solution

The fourth proportional to 2,011,504.30, 3,017,256.45 and 1,918,192.30 is: 2,877,288.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,504.30 : 3,017,256.45 = 1,918,192.30 : x
  2. Step 2: Convert to fraction form
    2,011,504.30/3,017,256.45 = 1,918,192.30/x
  3. Step 3: Cross multiply
    2,011,504.30x = 3,017,256.45 × 1,918,192.30
  4. Step 4: Simplify right side
    2,011,504.30x = 5,787,678,089,515.34
  5. Step 5: Solve for x
    x = 5,787,678,089,515.34/2,011,504.30
  6. Step 6: Final answer
    x = 2,877,288.45

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Double scale
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Similar ratio
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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.