Home / 1,415,440.80-2,124,036-573,999.84

Finding the Fourth Proportional to 1,415,440.80, 2,124,036 and 573,999.84

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Solution

The fourth proportional to 1,415,440.80, 2,124,036 and 573,999.84 is: 861,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,440.80 : 2,124,036 = 573,999.84 : x
  2. Step 2: Convert to fraction form
    1,415,440.80/2,124,036 = 573,999.84/x
  3. Step 3: Cross multiply
    1,415,440.80x = 2,124,036 × 573,999.84
  4. Step 4: Simplify right side
    1,415,440.80x = 1,219,196,324,154.24
  5. Step 5: Solve for x
    x = 1,219,196,324,154.24/1,415,440.80
  6. Step 6: Final answer
    x = 861,354.52

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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.