Home / 1,424,709.60-2,133,672-824,405.76

Finding the Fourth Proportional to 1,424,709.60, 2,133,672 and 824,405.76

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Solution

The fourth proportional to 1,424,709.60, 2,133,672 and 824,405.76 is: 1,234,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,709.60 : 2,133,672 = 824,405.76 : x
  2. Step 2: Convert to fraction form
    1,424,709.60/2,133,672 = 824,405.76/x
  3. Step 3: Cross multiply
    1,424,709.60x = 2,133,672 × 824,405.76
  4. Step 4: Simplify right side
    1,424,709.60x = 1,759,011,486,750.72
  5. Step 5: Solve for x
    x = 1,759,011,486,750.72/1,424,709.60
  6. Step 6: Final answer
    x = 1,234,645.63

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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.