Home / 1,065,463.48-1,470,384.30-612,754.84

Finding the Fourth Proportional to 1,065,463.48, 1,470,384.30 and 612,754.84

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Solution

The fourth proportional to 1,065,463.48, 1,470,384.30 and 612,754.84 is: 845,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,463.48 : 1,470,384.30 = 612,754.84 : x
  2. Step 2: Convert to fraction form
    1,065,463.48/1,470,384.30 = 612,754.84/x
  3. Step 3: Cross multiply
    1,065,463.48x = 1,470,384.30 × 612,754.84
  4. Step 4: Simplify right side
    1,065,463.48x = 900,985,096,485.01
  5. Step 5: Solve for x
    x = 900,985,096,485.01/1,065,463.48
  6. Step 6: Final answer
    x = 845,627.39

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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.