Home / 1,081,903.40-1,492,664.06-623,008.08

Finding the Fourth Proportional to 1,081,903.40, 1,492,664.06 and 623,008.08

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Solution

The fourth proportional to 1,081,903.40, 1,492,664.06 and 623,008.08 is: 859,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,903.40 : 1,492,664.06 = 623,008.08 : x
  2. Step 2: Convert to fraction form
    1,081,903.40/1,492,664.06 = 623,008.08/x
  3. Step 3: Cross multiply
    1,081,903.40x = 1,492,664.06 × 623,008.08
  4. Step 4: Simplify right side
    1,081,903.40x = 929,941,770,105.61
  5. Step 5: Solve for x
    x = 929,941,770,105.61/1,081,903.40
  6. Step 6: Final answer
    x = 859,542.33

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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.