Home / 1,580,978.90-2,371,473.97-382,902.03

Finding the Fourth Proportional to 1,580,978.90, 2,371,473.97 and 382,902.03

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Solution

The fourth proportional to 1,580,978.90, 2,371,473.97 and 382,902.03 is: 574,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,978.90 : 2,371,473.97 = 382,902.03 : x
  2. Step 2: Convert to fraction form
    1,580,978.90/2,371,473.97 = 382,902.03/x
  3. Step 3: Cross multiply
    1,580,978.90x = 2,371,473.97 × 382,902.03
  4. Step 4: Simplify right side
    1,580,978.90x = 908,042,196,247.90
  5. Step 5: Solve for x
    x = 908,042,196,247.90/1,580,978.90
  6. Step 6: Final answer
    x = 574,354.40

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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.