Home / 2,873,320.91-4,309,856.81-714,300.84

Finding the Fourth Proportional to 2,873,320.91, 4,309,856.81 and 714,300.84

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Solution

The fourth proportional to 2,873,320.91, 4,309,856.81 and 714,300.84 is: 1,071,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,320.91 : 4,309,856.81 = 714,300.84 : x
  2. Step 2: Convert to fraction form
    2,873,320.91/4,309,856.81 = 714,300.84/x
  3. Step 3: Cross multiply
    2,873,320.91x = 4,309,856.81 × 714,300.84
  4. Step 4: Simplify right side
    2,873,320.91x = 3,078,534,338,769.84
  5. Step 5: Solve for x
    x = 3,078,534,338,769.84/2,873,320.91
  6. Step 6: Final answer
    x = 1,071,420.30

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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.