Home / 1,946,522.79-2,920,829.90-810,068.49

Finding the Fourth Proportional to 1,946,522.79, 2,920,829.90 and 810,068.49

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Solution

The fourth proportional to 1,946,522.79, 2,920,829.90 and 810,068.49 is: 1,215,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,522.79 : 2,920,829.90 = 810,068.49 : x
  2. Step 2: Convert to fraction form
    1,946,522.79/2,920,829.90 = 810,068.49/x
  3. Step 3: Cross multiply
    1,946,522.79x = 2,920,829.90 × 810,068.49
  4. Step 4: Simplify right side
    1,946,522.79x = 2,366,072,262,589.51
  5. Step 5: Solve for x
    x = 2,366,072,262,589.51/1,946,522.79
  6. Step 6: Final answer
    x = 1,215,537.92

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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.