Home / 1,053,610.47-1,453,446.54-640,037.34

Finding the Fourth Proportional to 1,053,610.47, 1,453,446.54 and 640,037.34

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Solution

The fourth proportional to 1,053,610.47, 1,453,446.54 and 640,037.34 is: 882,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,610.47 : 1,453,446.54 = 640,037.34 : x
  2. Step 2: Convert to fraction form
    1,053,610.47/1,453,446.54 = 640,037.34/x
  3. Step 3: Cross multiply
    1,053,610.47x = 1,453,446.54 × 640,037.34
  4. Step 4: Simplify right side
    1,053,610.47x = 930,260,057,293.80
  5. Step 5: Solve for x
    x = 930,260,057,293.80/1,053,610.47
  6. Step 6: Final answer
    x = 882,925.98

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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.