Home / 1,262,018.50-1,893,030.89-503,921.68

Finding the Fourth Proportional to 1,262,018.50, 1,893,030.89 and 503,921.68

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Solution

The fourth proportional to 1,262,018.50, 1,893,030.89 and 503,921.68 is: 755,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,018.50 : 1,893,030.89 = 503,921.68 : x
  2. Step 2: Convert to fraction form
    1,262,018.50/1,893,030.89 = 503,921.68/x
  3. Step 3: Cross multiply
    1,262,018.50x = 1,893,030.89 × 503,921.68
  4. Step 4: Simplify right side
    1,262,018.50x = 953,939,306,380.70
  5. Step 5: Solve for x
    x = 953,939,306,380.70/1,262,018.50
  6. Step 6: Final answer
    x = 755,883.77

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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.