Home / 1,064,612.70-1,470,768.03-697,960.98

Finding the Fourth Proportional to 1,064,612.70, 1,470,768.03 and 697,960.98

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Solution

The fourth proportional to 1,064,612.70, 1,470,768.03 and 697,960.98 is: 964,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,612.70 : 1,470,768.03 = 697,960.98 : x
  2. Step 2: Convert to fraction form
    1,064,612.70/1,470,768.03 = 697,960.98/x
  3. Step 3: Cross multiply
    1,064,612.70x = 1,470,768.03 × 697,960.98
  4. Step 4: Simplify right side
    1,064,612.70x = 1,026,538,695,571.47
  5. Step 5: Solve for x
    x = 1,026,538,695,571.47/1,064,612.70
  6. Step 6: Final answer
    x = 964,236.76

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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.