Home / 1,795,855.90-2,478,333.69-980,111.91

Finding the Fourth Proportional to 1,795,855.90, 2,478,333.69 and 980,111.91

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Solution

The fourth proportional to 1,795,855.90, 2,478,333.69 and 980,111.91 is: 1,352,583.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,855.90 : 2,478,333.69 = 980,111.91 : x
  2. Step 2: Convert to fraction form
    1,795,855.90/2,478,333.69 = 980,111.91/x
  3. Step 3: Cross multiply
    1,795,855.90x = 2,478,333.69 × 980,111.91
  4. Step 4: Simplify right side
    1,795,855.90x = 2,429,044,362,604.96
  5. Step 5: Solve for x
    x = 2,429,044,362,604.96/1,795,855.90
  6. Step 6: Final answer
    x = 1,352,583.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.