Home / 1,436,835.66-2,155,253.49-637,929.42

Finding the Fourth Proportional to 1,436,835.66, 2,155,253.49 and 637,929.42

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Solution

The fourth proportional to 1,436,835.66, 2,155,253.49 and 637,929.42 is: 956,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,835.66 : 2,155,253.49 = 637,929.42 : x
  2. Step 2: Convert to fraction form
    1,436,835.66/2,155,253.49 = 637,929.42/x
  3. Step 3: Cross multiply
    1,436,835.66x = 2,155,253.49 × 637,929.42
  4. Step 4: Simplify right side
    1,436,835.66x = 1,374,899,608,828.68
  5. Step 5: Solve for x
    x = 1,374,899,608,828.68/1,436,835.66
  6. Step 6: Final answer
    x = 956,894.13

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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.