Home / 1,072,604.52-1,479,289.50-766,113.48

Finding the Fourth Proportional to 1,072,604.52, 1,479,289.50 and 766,113.48

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Solution

The fourth proportional to 1,072,604.52, 1,479,289.50 and 766,113.48 is: 1,056,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,604.52 : 1,479,289.50 = 766,113.48 : x
  2. Step 2: Convert to fraction form
    1,072,604.52/1,479,289.50 = 766,113.48/x
  3. Step 3: Cross multiply
    1,072,604.52x = 1,479,289.50 × 766,113.48
  4. Step 4: Simplify right side
    1,072,604.52x = 1,133,303,626,772.46
  5. Step 5: Solve for x
    x = 1,133,303,626,772.46/1,072,604.52
  6. Step 6: Final answer
    x = 1,056,590.39

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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.