Home / 1,528,133.14-2,108,785.65-849,071.38

Finding the Fourth Proportional to 1,528,133.14, 2,108,785.65 and 849,071.38

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Solution

The fourth proportional to 1,528,133.14, 2,108,785.65 and 849,071.38 is: 1,171,697.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,133.14 : 2,108,785.65 = 849,071.38 : x
  2. Step 2: Convert to fraction form
    1,528,133.14/2,108,785.65 = 849,071.38/x
  3. Step 3: Cross multiply
    1,528,133.14x = 2,108,785.65 × 849,071.38
  4. Step 4: Simplify right side
    1,528,133.14x = 1,790,509,541,969.70
  5. Step 5: Solve for x
    x = 1,790,509,541,969.70/1,528,133.14
  6. Step 6: Final answer
    x = 1,171,697.34

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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.