Home / 1,522,723.14-2,101,357.64-910,901.69

Finding the Fourth Proportional to 1,522,723.14, 2,101,357.64 and 910,901.69

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Solution

The fourth proportional to 1,522,723.14, 2,101,357.64 and 910,901.69 is: 1,257,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,723.14 : 2,101,357.64 = 910,901.69 : x
  2. Step 2: Convert to fraction form
    1,522,723.14/2,101,357.64 = 910,901.69/x
  3. Step 3: Cross multiply
    1,522,723.14x = 2,101,357.64 × 910,901.69
  4. Step 4: Simplify right side
    1,522,723.14x = 1,914,130,210,509.12
  5. Step 5: Solve for x
    x = 1,914,130,210,509.12/1,522,723.14
  6. Step 6: Final answer
    x = 1,257,044.15

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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.