Home / 1,295,623.40-1,942,851.90-496,639.40

Finding the Fourth Proportional to 1,295,623.40, 1,942,851.90 and 496,639.40

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Solution

The fourth proportional to 1,295,623.40, 1,942,851.90 and 496,639.40 is: 744,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,623.40 : 1,942,851.90 = 496,639.40 : x
  2. Step 2: Convert to fraction form
    1,295,623.40/1,942,851.90 = 496,639.40/x
  3. Step 3: Cross multiply
    1,295,623.40x = 1,942,851.90 × 496,639.40
  4. Step 4: Simplify right side
    1,295,623.40x = 964,896,801,904.86
  5. Step 5: Solve for x
    x = 964,896,801,904.86/1,295,623.40
  6. Step 6: Final answer
    x = 744,735.55

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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.