Home / 1,209,748.97-1,814,628.56-490,104.68

Finding the Fourth Proportional to 1,209,748.97, 1,814,628.56 and 490,104.68

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Solution

The fourth proportional to 1,209,748.97, 1,814,628.56 and 490,104.68 is: 735,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,748.97 : 1,814,628.56 = 490,104.68 : x
  2. Step 2: Convert to fraction form
    1,209,748.97/1,814,628.56 = 490,104.68/x
  3. Step 3: Cross multiply
    1,209,748.97x = 1,814,628.56 × 490,104.68
  4. Step 4: Simplify right side
    1,209,748.97x = 889,357,938,194.00
  5. Step 5: Solve for x
    x = 889,357,938,194.00/1,209,748.97
  6. Step 6: Final answer
    x = 735,159.08

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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.