Home / 2,772,092.04-4,148,021.80-1,635,398.78

Finding the Fourth Proportional to 2,772,092.04, 4,148,021.80 and 1,635,398.78

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Solution

The fourth proportional to 2,772,092.04, 4,148,021.80 and 1,635,398.78 is: 2,447,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,092.04 : 4,148,021.80 = 1,635,398.78 : x
  2. Step 2: Convert to fraction form
    2,772,092.04/4,148,021.80 = 1,635,398.78/x
  3. Step 3: Cross multiply
    2,772,092.04x = 4,148,021.80 × 1,635,398.78
  4. Step 4: Simplify right side
    2,772,092.04x = 6,783,669,791,133.40
  5. Step 5: Solve for x
    x = 6,783,669,791,133.40/2,772,092.04
  6. Step 6: Final answer
    x = 2,447,130.07

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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.