Home / 784,664.40-1,176,996.60-737,425.20

Finding the Fourth Proportional to 784,664.40, 1,176,996.60 and 737,425.20

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Solution

The fourth proportional to 784,664.40, 1,176,996.60 and 737,425.20 is: 1,106,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,664.40 : 1,176,996.60 = 737,425.20 : x
  2. Step 2: Convert to fraction form
    784,664.40/1,176,996.60 = 737,425.20/x
  3. Step 3: Cross multiply
    784,664.40x = 1,176,996.60 × 737,425.20
  4. Step 4: Simplify right side
    784,664.40x = 867,946,953,154.32
  5. Step 5: Solve for x
    x = 867,946,953,154.32/784,664.40
  6. Step 6: Final answer
    x = 1,106,137.80

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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.