Home / 1,406,360.84-2,109,639.66-696,198.20

Finding the Fourth Proportional to 1,406,360.84, 2,109,639.66 and 696,198.20

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Solution

The fourth proportional to 1,406,360.84, 2,109,639.66 and 696,198.20 is: 1,044,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,360.84 : 2,109,639.66 = 696,198.20 : x
  2. Step 2: Convert to fraction form
    1,406,360.84/2,109,639.66 = 696,198.20/x
  3. Step 3: Cross multiply
    1,406,360.84x = 2,109,639.66 × 696,198.20
  4. Step 4: Simplify right side
    1,406,360.84x = 1,468,727,333,940.61
  5. Step 5: Solve for x
    x = 1,468,727,333,940.61/1,406,360.84
  6. Step 6: Final answer
    x = 1,044,346.01

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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.