Home / 1,423,924.13-1,965,008.15-770,549.67

Finding the Fourth Proportional to 1,423,924.13, 1,965,008.15 and 770,549.67

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Solution

The fourth proportional to 1,423,924.13, 1,965,008.15 and 770,549.67 is: 1,063,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,924.13 : 1,965,008.15 = 770,549.67 : x
  2. Step 2: Convert to fraction form
    1,423,924.13/1,965,008.15 = 770,549.67/x
  3. Step 3: Cross multiply
    1,423,924.13x = 1,965,008.15 × 770,549.67
  4. Step 4: Simplify right side
    1,423,924.13x = 1,514,136,377,677.06
  5. Step 5: Solve for x
    x = 1,514,136,377,677.06/1,423,924.13
  6. Step 6: Final answer
    x = 1,063,354.68

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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.