Home / 1,210,186-1,670,513.57-951,387.76

Finding the Fourth Proportional to 1,210,186, 1,670,513.57 and 951,387.76

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Solution

The fourth proportional to 1,210,186, 1,670,513.57 and 951,387.76 is: 1,313,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,186 : 1,670,513.57 = 951,387.76 : x
  2. Step 2: Convert to fraction form
    1,210,186/1,670,513.57 = 951,387.76/x
  3. Step 3: Cross multiply
    1,210,186x = 1,670,513.57 × 951,387.76
  4. Step 4: Simplify right side
    1,210,186x = 1,589,306,163,411.90
  5. Step 5: Solve for x
    x = 1,589,306,163,411.90/1,210,186
  6. Step 6: Final answer
    x = 1,313,274.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.