Home / 1,053,268.30-1,453,684.13-645,596.92

Finding the Fourth Proportional to 1,053,268.30, 1,453,684.13 and 645,596.92

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Solution

The fourth proportional to 1,053,268.30, 1,453,684.13 and 645,596.92 is: 891,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,268.30 : 1,453,684.13 = 645,596.92 : x
  2. Step 2: Convert to fraction form
    1,053,268.30/1,453,684.13 = 645,596.92/x
  3. Step 3: Cross multiply
    1,053,268.30x = 1,453,684.13 × 645,596.92
  4. Step 4: Simplify right side
    1,053,268.30x = 938,493,996,980.88
  5. Step 5: Solve for x
    x = 938,493,996,980.88/1,053,268.30
  6. Step 6: Final answer
    x = 891,030.33

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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.