Home / 914,996.76-1,261,573.09-742,426.05

Finding the Fourth Proportional to 914,996.76, 1,261,573.09 and 742,426.05

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Solution

The fourth proportional to 914,996.76, 1,261,573.09 and 742,426.05 is: 1,023,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,996.76 : 1,261,573.09 = 742,426.05 : x
  2. Step 2: Convert to fraction form
    914,996.76/1,261,573.09 = 742,426.05/x
  3. Step 3: Cross multiply
    914,996.76x = 1,261,573.09 × 742,426.05
  4. Step 4: Simplify right side
    914,996.76x = 936,624,733,045.98
  5. Step 5: Solve for x
    x = 936,624,733,045.98/914,996.76
  6. Step 6: Final answer
    x = 1,023,637.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.