Home / 1,357,640.57-2,036,459.03-346,763.61

Finding the Fourth Proportional to 1,357,640.57, 2,036,459.03 and 346,763.61

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Solution

The fourth proportional to 1,357,640.57, 2,036,459.03 and 346,763.61 is: 520,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,640.57 : 2,036,459.03 = 346,763.61 : x
  2. Step 2: Convert to fraction form
    1,357,640.57/2,036,459.03 = 346,763.61/x
  3. Step 3: Cross multiply
    1,357,640.57x = 2,036,459.03 × 346,763.61
  4. Step 4: Simplify right side
    1,357,640.57x = 706,169,884,859.90
  5. Step 5: Solve for x
    x = 706,169,884,859.90/1,357,640.57
  6. Step 6: Final answer
    x = 520,144.95

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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.