Home / 1,048,716.60-1,447,339.95-641,057.06

Finding the Fourth Proportional to 1,048,716.60, 1,447,339.95 and 641,057.06

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Solution

The fourth proportional to 1,048,716.60, 1,447,339.95 and 641,057.06 is: 884,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,716.60 : 1,447,339.95 = 641,057.06 : x
  2. Step 2: Convert to fraction form
    1,048,716.60/1,447,339.95 = 641,057.06/x
  3. Step 3: Cross multiply
    1,048,716.60x = 1,447,339.95 × 641,057.06
  4. Step 4: Simplify right side
    1,048,716.60x = 927,827,489,962.26
  5. Step 5: Solve for x
    x = 927,827,489,962.26/1,048,716.60
  6. Step 6: Final answer
    x = 884,726.62

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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.