Home / 2,154,602.40-3,228,015.60-1,030,192.80

Finding the Fourth Proportional to 2,154,602.40, 3,228,015.60 and 1,030,192.80

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Solution

The fourth proportional to 2,154,602.40, 3,228,015.60 and 1,030,192.80 is: 1,543,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,602.40 : 3,228,015.60 = 1,030,192.80 : x
  2. Step 2: Convert to fraction form
    2,154,602.40/3,228,015.60 = 1,030,192.80/x
  3. Step 3: Cross multiply
    2,154,602.40x = 3,228,015.60 × 1,030,192.80
  4. Step 4: Simplify right side
    2,154,602.40x = 3,325,478,429,407.68
  5. Step 5: Solve for x
    x = 3,325,478,429,407.68/2,154,602.40
  6. Step 6: Final answer
    x = 1,543,430.21

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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.