Home / 1,618,056.45-2,426,501.48-819,072.45

Finding the Fourth Proportional to 1,618,056.45, 2,426,501.48 and 819,072.45

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Solution

The fourth proportional to 1,618,056.45, 2,426,501.48 and 819,072.45 is: 1,228,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,056.45 : 2,426,501.48 = 819,072.45 : x
  2. Step 2: Convert to fraction form
    1,618,056.45/2,426,501.48 = 819,072.45/x
  3. Step 3: Cross multiply
    1,618,056.45x = 2,426,501.48 × 819,072.45
  4. Step 4: Simplify right side
    1,618,056.45x = 1,987,480,508,056.86
  5. Step 5: Solve for x
    x = 1,987,480,508,056.86/1,618,056.45
  6. Step 6: Final answer
    x = 1,228,313.45

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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.