Home / 1,312,522.08-1,966,566.87-806,027.46

Finding the Fourth Proportional to 1,312,522.08, 1,966,566.87 and 806,027.46

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Solution

The fourth proportional to 1,312,522.08, 1,966,566.87 and 806,027.46 is: 1,207,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,522.08 : 1,966,566.87 = 806,027.46 : x
  2. Step 2: Convert to fraction form
    1,312,522.08/1,966,566.87 = 806,027.46/x
  3. Step 3: Cross multiply
    1,312,522.08x = 1,966,566.87 × 806,027.46
  4. Step 4: Simplify right side
    1,312,522.08x = 1,585,106,899,146.25
  5. Step 5: Solve for x
    x = 1,585,106,899,146.25/1,312,522.08
  6. Step 6: Final answer
    x = 1,207,680.18

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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.