Home / 1,262,495.20-1,893,742.80-376,031.20

Finding the Fourth Proportional to 1,262,495.20, 1,893,742.80 and 376,031.20

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Solution

The fourth proportional to 1,262,495.20, 1,893,742.80 and 376,031.20 is: 564,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,495.20 : 1,893,742.80 = 376,031.20 : x
  2. Step 2: Convert to fraction form
    1,262,495.20/1,893,742.80 = 376,031.20/x
  3. Step 3: Cross multiply
    1,262,495.20x = 1,893,742.80 × 376,031.20
  4. Step 4: Simplify right side
    1,262,495.20x = 712,106,377,575.36
  5. Step 5: Solve for x
    x = 712,106,377,575.36/1,262,495.20
  6. Step 6: Final answer
    x = 564,046.80

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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.