Home / 1,153,154.10-1,729,896.54-354,502.62

Finding the Fourth Proportional to 1,153,154.10, 1,729,896.54 and 354,502.62

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Solution

The fourth proportional to 1,153,154.10, 1,729,896.54 and 354,502.62 is: 531,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,154.10 : 1,729,896.54 = 354,502.62 : x
  2. Step 2: Convert to fraction form
    1,153,154.10/1,729,896.54 = 354,502.62/x
  3. Step 3: Cross multiply
    1,153,154.10x = 1,729,896.54 × 354,502.62
  4. Step 4: Simplify right side
    1,153,154.10x = 613,252,855,758.94
  5. Step 5: Solve for x
    x = 613,252,855,758.94/1,153,154.10
  6. Step 6: Final answer
    x = 531,804.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.