Home / 936,620.80-1,404,931.20-682,710.10

Finding the Fourth Proportional to 936,620.80, 1,404,931.20 and 682,710.10

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Solution

The fourth proportional to 936,620.80, 1,404,931.20 and 682,710.10 is: 1,024,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,620.80 : 1,404,931.20 = 682,710.10 : x
  2. Step 2: Convert to fraction form
    936,620.80/1,404,931.20 = 682,710.10/x
  3. Step 3: Cross multiply
    936,620.80x = 1,404,931.20 × 682,710.10
  4. Step 4: Simplify right side
    936,620.80x = 959,160,720,045.12
  5. Step 5: Solve for x
    x = 959,160,720,045.12/936,620.80
  6. Step 6: Final answer
    x = 1,024,065.15

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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.