Home / 1,732,990.40-2,599,096.80-1,138,126.40

Finding the Fourth Proportional to 1,732,990.40, 2,599,096.80 and 1,138,126.40

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Solution

The fourth proportional to 1,732,990.40, 2,599,096.80 and 1,138,126.40 is: 1,706,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,990.40 : 2,599,096.80 = 1,138,126.40 : x
  2. Step 2: Convert to fraction form
    1,732,990.40/2,599,096.80 = 1,138,126.40/x
  3. Step 3: Cross multiply
    1,732,990.40x = 2,599,096.80 × 1,138,126.40
  4. Step 4: Simplify right side
    1,732,990.40x = 2,958,100,684,235.52
  5. Step 5: Solve for x
    x = 2,958,100,684,235.52/1,732,990.40
  6. Step 6: Final answer
    x = 1,706,934.26

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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.