Home / 1,101,710.18-1,520,325.90-611,669.06

Finding the Fourth Proportional to 1,101,710.18, 1,520,325.90 and 611,669.06

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Solution

The fourth proportional to 1,101,710.18, 1,520,325.90 and 611,669.06 is: 844,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,710.18 : 1,520,325.90 = 611,669.06 : x
  2. Step 2: Convert to fraction form
    1,101,710.18/1,520,325.90 = 611,669.06/x
  3. Step 3: Cross multiply
    1,101,710.18x = 1,520,325.90 × 611,669.06
  4. Step 4: Simplify right side
    1,101,710.18x = 929,936,314,146.65
  5. Step 5: Solve for x
    x = 929,936,314,146.65/1,101,710.18
  6. Step 6: Final answer
    x = 844,084.34

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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.