Home / 1,330,983.30-1,996,474.95-384,384.90

Finding the Fourth Proportional to 1,330,983.30, 1,996,474.95 and 384,384.90

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Solution

The fourth proportional to 1,330,983.30, 1,996,474.95 and 384,384.90 is: 576,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,983.30 : 1,996,474.95 = 384,384.90 : x
  2. Step 2: Convert to fraction form
    1,330,983.30/1,996,474.95 = 384,384.90/x
  3. Step 3: Cross multiply
    1,330,983.30x = 1,996,474.95 × 384,384.90
  4. Step 4: Simplify right side
    1,330,983.30x = 767,414,824,008.26
  5. Step 5: Solve for x
    x = 767,414,824,008.26/1,330,983.30
  6. Step 6: Final answer
    x = 576,577.35

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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.