Home / 1,250,733.40-1,877,021.70-503,315.80

Finding the Fourth Proportional to 1,250,733.40, 1,877,021.70 and 503,315.80

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Solution

The fourth proportional to 1,250,733.40, 1,877,021.70 and 503,315.80 is: 755,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,733.40 : 1,877,021.70 = 503,315.80 : x
  2. Step 2: Convert to fraction form
    1,250,733.40/1,877,021.70 = 503,315.80/x
  3. Step 3: Cross multiply
    1,250,733.40x = 1,877,021.70 × 503,315.80
  4. Step 4: Simplify right side
    1,250,733.40x = 944,734,678,552.86
  5. Step 5: Solve for x
    x = 944,734,678,552.86/1,250,733.40
  6. Step 6: Final answer
    x = 755,344.57

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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.