Home / 1,434,736.80-2,152,237.20-369,782.80

Finding the Fourth Proportional to 1,434,736.80, 2,152,237.20 and 369,782.80

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Solution

The fourth proportional to 1,434,736.80, 2,152,237.20 and 369,782.80 is: 554,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,736.80 : 2,152,237.20 = 369,782.80 : x
  2. Step 2: Convert to fraction form
    1,434,736.80/2,152,237.20 = 369,782.80/x
  3. Step 3: Cross multiply
    1,434,736.80x = 2,152,237.20 × 369,782.80
  4. Step 4: Simplify right side
    1,434,736.80x = 795,860,298,080.16
  5. Step 5: Solve for x
    x = 795,860,298,080.16/1,434,736.80
  6. Step 6: Final answer
    x = 554,708.22

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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.