Home / 1,526,133.76-2,105,685.12-846,900.16

Finding the Fourth Proportional to 1,526,133.76, 2,105,685.12 and 846,900.16

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Solution

The fourth proportional to 1,526,133.76, 2,105,685.12 and 846,900.16 is: 1,168,511.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,133.76 : 2,105,685.12 = 846,900.16 : x
  2. Step 2: Convert to fraction form
    1,526,133.76/2,105,685.12 = 846,900.16/x
  3. Step 3: Cross multiply
    1,526,133.76x = 2,105,685.12 × 846,900.16
  4. Step 4: Simplify right side
    1,526,133.76x = 1,783,305,065,037.62
  5. Step 5: Solve for x
    x = 1,783,305,065,037.62/1,526,133.76
  6. Step 6: Final answer
    x = 1,168,511.64

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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.