Home / 1,310,628-1,966,706.32-552,423.12

Finding the Fourth Proportional to 1,310,628, 1,966,706.32 and 552,423.12

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Solution

The fourth proportional to 1,310,628, 1,966,706.32 and 552,423.12 is: 828,956.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,628 : 1,966,706.32 = 552,423.12 : x
  2. Step 2: Convert to fraction form
    1,310,628/1,966,706.32 = 552,423.12/x
  3. Step 3: Cross multiply
    1,310,628x = 1,966,706.32 × 552,423.12
  4. Step 4: Simplify right side
    1,310,628x = 1,086,454,041,418.12
  5. Step 5: Solve for x
    x = 1,086,454,041,418.12/1,310,628
  6. Step 6: Final answer
    x = 828,956.84

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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.