Home / 1,214,301.40-1,819,994.10-503,963.80

Finding the Fourth Proportional to 1,214,301.40, 1,819,994.10 and 503,963.80

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Solution

The fourth proportional to 1,214,301.40, 1,819,994.10 and 503,963.80 is: 755,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,301.40 : 1,819,994.10 = 503,963.80 : x
  2. Step 2: Convert to fraction form
    1,214,301.40/1,819,994.10 = 503,963.80/x
  3. Step 3: Cross multiply
    1,214,301.40x = 1,819,994.10 × 503,963.80
  4. Step 4: Simplify right side
    1,214,301.40x = 917,211,142,613.58
  5. Step 5: Solve for x
    x = 917,211,142,613.58/1,214,301.40
  6. Step 6: Final answer
    x = 755,340.60

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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.