Home / 1,210,185-1,670,512.19-951,386.76

Finding the Fourth Proportional to 1,210,185, 1,670,512.19 and 951,386.76

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Solution

The fourth proportional to 1,210,185, 1,670,512.19 and 951,386.76 is: 1,313,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,185 : 1,670,512.19 = 951,386.76 : x
  2. Step 2: Convert to fraction form
    1,210,185/1,670,512.19 = 951,386.76/x
  3. Step 3: Cross multiply
    1,210,185x = 1,670,512.19 × 951,386.76
  4. Step 4: Simplify right side
    1,210,185x = 1,589,303,175,227.67
  5. Step 5: Solve for x
    x = 1,589,303,175,227.67/1,210,185
  6. Step 6: Final answer
    x = 1,313,272.91

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Double scale
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1.5x scale

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.