Home / 1,676,450.51-2,515,050.71-611,492.57

Finding the Fourth Proportional to 1,676,450.51, 2,515,050.71 and 611,492.57

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Solution

The fourth proportional to 1,676,450.51, 2,515,050.71 and 611,492.57 is: 917,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,450.51 : 2,515,050.71 = 611,492.57 : x
  2. Step 2: Convert to fraction form
    1,676,450.51/2,515,050.71 = 611,492.57/x
  3. Step 3: Cross multiply
    1,676,450.51x = 2,515,050.71 × 611,492.57
  4. Step 4: Simplify right side
    1,676,450.51x = 1,537,934,821,869.69
  5. Step 5: Solve for x
    x = 1,537,934,821,869.69/1,676,450.51
  6. Step 6: Final answer
    x = 917,375.62

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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.