Home / 1,475,717.49-2,211,658.88-665,506.89

Finding the Fourth Proportional to 1,475,717.49, 2,211,658.88 and 665,506.89

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Solution

The fourth proportional to 1,475,717.49, 2,211,658.88 and 665,506.89 is: 997,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,717.49 : 2,211,658.88 = 665,506.89 : x
  2. Step 2: Convert to fraction form
    1,475,717.49/2,211,658.88 = 665,506.89/x
  3. Step 3: Cross multiply
    1,475,717.49x = 2,211,658.88 × 665,506.89
  4. Step 4: Simplify right side
    1,475,717.49x = 1,471,874,219,642.15
  5. Step 5: Solve for x
    x = 1,471,874,219,642.15/1,475,717.49
  6. Step 6: Final answer
    x = 997,395.66

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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.