Home / 1,332,416.40-1,997,312.40-658,601.70

Finding the Fourth Proportional to 1,332,416.40, 1,997,312.40 and 658,601.70

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Solution

The fourth proportional to 1,332,416.40, 1,997,312.40 and 658,601.70 is: 987,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,416.40 : 1,997,312.40 = 658,601.70 : x
  2. Step 2: Convert to fraction form
    1,332,416.40/1,997,312.40 = 658,601.70/x
  3. Step 3: Cross multiply
    1,332,416.40x = 1,997,312.40 × 658,601.70
  4. Step 4: Simplify right side
    1,332,416.40x = 1,315,433,342,071.08
  5. Step 5: Solve for x
    x = 1,315,433,342,071.08/1,332,416.40
  6. Step 6: Final answer
    x = 987,253.94

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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.