Home / 1,476,155.84-2,212,440.42-800,635.28

Finding the Fourth Proportional to 1,476,155.84, 2,212,440.42 and 800,635.28

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Solution

The fourth proportional to 1,476,155.84, 2,212,440.42 and 800,635.28 is: 1,199,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,155.84 : 2,212,440.42 = 800,635.28 : x
  2. Step 2: Convert to fraction form
    1,476,155.84/2,212,440.42 = 800,635.28/x
  3. Step 3: Cross multiply
    1,476,155.84x = 2,212,440.42 × 800,635.28
  4. Step 4: Simplify right side
    1,476,155.84x = 1,771,357,855,150.02
  5. Step 5: Solve for x
    x = 1,771,357,855,150.02/1,476,155.84
  6. Step 6: Final answer
    x = 1,199,980.25

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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.