Home / 1,302,136.32-1,950,842.48-961,423.52

Finding the Fourth Proportional to 1,302,136.32, 1,950,842.48 and 961,423.52

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Solution

The fourth proportional to 1,302,136.32, 1,950,842.48 and 961,423.52 is: 1,440,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,136.32 : 1,950,842.48 = 961,423.52 : x
  2. Step 2: Convert to fraction form
    1,302,136.32/1,950,842.48 = 961,423.52/x
  3. Step 3: Cross multiply
    1,302,136.32x = 1,950,842.48 × 961,423.52
  4. Step 4: Simplify right side
    1,302,136.32x = 1,875,585,844,087.13
  5. Step 5: Solve for x
    x = 1,875,585,844,087.13/1,302,136.32
  6. Step 6: Final answer
    x = 1,440,391.31

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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.