Home / 1,142,999.56-1,713,299.12-384,577.72

Finding the Fourth Proportional to 1,142,999.56, 1,713,299.12 and 384,577.72

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Solution

The fourth proportional to 1,142,999.56, 1,713,299.12 and 384,577.72 is: 576,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,999.56 : 1,713,299.12 = 384,577.72 : x
  2. Step 2: Convert to fraction form
    1,142,999.56/1,713,299.12 = 384,577.72/x
  3. Step 3: Cross multiply
    1,142,999.56x = 1,713,299.12 × 384,577.72
  4. Step 4: Simplify right side
    1,142,999.56x = 658,896,676,284.19
  5. Step 5: Solve for x
    x = 658,896,676,284.19/1,142,999.56
  6. Step 6: Final answer
    x = 576,462.75

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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.