Home / 3,390,575.50-4,678,996.08-1,862,781.04

Finding the Fourth Proportional to 3,390,575.50, 4,678,996.08 and 1,862,781.04

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Solution

The fourth proportional to 3,390,575.50, 4,678,996.08 and 1,862,781.04 is: 2,570,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,575.50 : 4,678,996.08 = 1,862,781.04 : x
  2. Step 2: Convert to fraction form
    3,390,575.50/4,678,996.08 = 1,862,781.04/x
  3. Step 3: Cross multiply
    3,390,575.50x = 4,678,996.08 × 1,862,781.04
  4. Step 4: Simplify right side
    3,390,575.50x = 8,715,945,184,058.32
  5. Step 5: Solve for x
    x = 8,715,945,184,058.32/3,390,575.50
  6. Step 6: Final answer
    x = 2,570,638.87

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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.