Home / 2,453,487.40-3,672,357.90-1,918,109.80

Finding the Fourth Proportional to 2,453,487.40, 3,672,357.90 and 1,918,109.80

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Solution

The fourth proportional to 2,453,487.40, 3,672,357.90 and 1,918,109.80 is: 2,871,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,487.40 : 3,672,357.90 = 1,918,109.80 : x
  2. Step 2: Convert to fraction form
    2,453,487.40/3,672,357.90 = 1,918,109.80/x
  3. Step 3: Cross multiply
    2,453,487.40x = 3,672,357.90 × 1,918,109.80
  4. Step 4: Simplify right side
    2,453,487.40x = 7,043,985,677,097.42
  5. Step 5: Solve for x
    x = 7,043,985,677,097.42/2,453,487.40
  6. Step 6: Final answer
    x = 2,871,009.52

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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.