Home / 1,224,465.40-1,835,167.20-625,664.80

Finding the Fourth Proportional to 1,224,465.40, 1,835,167.20 and 625,664.80

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Solution

The fourth proportional to 1,224,465.40, 1,835,167.20 and 625,664.80 is: 937,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,465.40 : 1,835,167.20 = 625,664.80 : x
  2. Step 2: Convert to fraction form
    1,224,465.40/1,835,167.20 = 625,664.80/x
  3. Step 3: Cross multiply
    1,224,465.40x = 1,835,167.20 × 625,664.80
  4. Step 4: Simplify right side
    1,224,465.40x = 1,148,199,519,154.56
  5. Step 5: Solve for x
    x = 1,148,199,519,154.56/1,224,465.40
  6. Step 6: Final answer
    x = 937,714.96

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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.