Home / 1,230,469.92-1,697,794.98-707,079.42

Finding the Fourth Proportional to 1,230,469.92, 1,697,794.98 and 707,079.42

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Solution

The fourth proportional to 1,230,469.92, 1,697,794.98 and 707,079.42 is: 975,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,469.92 : 1,697,794.98 = 707,079.42 : x
  2. Step 2: Convert to fraction form
    1,230,469.92/1,697,794.98 = 707,079.42/x
  3. Step 3: Cross multiply
    1,230,469.92x = 1,697,794.98 × 707,079.42
  4. Step 4: Simplify right side
    1,230,469.92x = 1,200,475,889,737.31
  5. Step 5: Solve for x
    x = 1,200,475,889,737.31/1,230,469.92
  6. Step 6: Final answer
    x = 975,623.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.