Home / 1,336,011.12-2,004,705.72-626,111.28

Finding the Fourth Proportional to 1,336,011.12, 2,004,705.72 and 626,111.28

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Solution

The fourth proportional to 1,336,011.12, 2,004,705.72 and 626,111.28 is: 939,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,011.12 : 2,004,705.72 = 626,111.28 : x
  2. Step 2: Convert to fraction form
    1,336,011.12/2,004,705.72 = 626,111.28/x
  3. Step 3: Cross multiply
    1,336,011.12x = 2,004,705.72 × 626,111.28
  4. Step 4: Simplify right side
    1,336,011.12x = 1,255,168,864,372.52
  5. Step 5: Solve for x
    x = 1,255,168,864,372.52/1,336,011.12
  6. Step 6: Final answer
    x = 939,489.83

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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.