Home / 1,669,740.89-2,501,272.51-769,950.77

Finding the Fourth Proportional to 1,669,740.89, 2,501,272.51 and 769,950.77

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Solution

The fourth proportional to 1,669,740.89, 2,501,272.51 and 769,950.77 is: 1,153,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,740.89 : 2,501,272.51 = 769,950.77 : x
  2. Step 2: Convert to fraction form
    1,669,740.89/2,501,272.51 = 769,950.77/x
  3. Step 3: Cross multiply
    1,669,740.89x = 2,501,272.51 × 769,950.77
  4. Step 4: Simplify right side
    1,669,740.89x = 1,925,856,680,623.09
  5. Step 5: Solve for x
    x = 1,925,856,680,623.09/1,669,740.89
  6. Step 6: Final answer
    x = 1,153,386.55

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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.