Home / 2,981,957.28-4,114,992.40-1,623,800.48

Finding the Fourth Proportional to 2,981,957.28, 4,114,992.40 and 1,623,800.48

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Solution

The fourth proportional to 2,981,957.28, 4,114,992.40 and 1,623,800.48 is: 2,240,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,957.28 : 4,114,992.40 = 1,623,800.48 : x
  2. Step 2: Convert to fraction form
    2,981,957.28/4,114,992.40 = 1,623,800.48/x
  3. Step 3: Cross multiply
    2,981,957.28x = 4,114,992.40 × 1,623,800.48
  4. Step 4: Simplify right side
    2,981,957.28x = 6,681,926,634,316.35
  5. Step 5: Solve for x
    x = 6,681,926,634,316.35/2,981,957.28
  6. Step 6: Final answer
    x = 2,240,785.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.