Home / 1,439,590.32-2,160,053.12-629,868.00

Finding the Fourth Proportional to 1,439,590.32, 2,160,053.12 and 629,868.00

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Solution

The fourth proportional to 1,439,590.32, 2,160,053.12 and 629,868.00 is: 945,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,590.32 : 2,160,053.12 = 629,868.00 : x
  2. Step 2: Convert to fraction form
    1,439,590.32/2,160,053.12 = 629,868.00/x
  3. Step 3: Cross multiply
    1,439,590.32x = 2,160,053.12 × 629,868.00
  4. Step 4: Simplify right side
    1,439,590.32x = 1,360,548,336,112.73
  5. Step 5: Solve for x
    x = 1,360,548,336,112.73/1,439,590.32
  6. Step 6: Final answer
    x = 945,094.11

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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.