Home / 1,130,014.98-1,558,730.07-670,817.88

Finding the Fourth Proportional to 1,130,014.98, 1,558,730.07 and 670,817.88

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Solution

The fourth proportional to 1,130,014.98, 1,558,730.07 and 670,817.88 is: 925,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,014.98 : 1,558,730.07 = 670,817.88 : x
  2. Step 2: Convert to fraction form
    1,130,014.98/1,558,730.07 = 670,817.88/x
  3. Step 3: Cross multiply
    1,130,014.98x = 1,558,730.07 × 670,817.88
  4. Step 4: Simplify right side
    1,130,014.98x = 1,045,624,001,049.65
  5. Step 5: Solve for x
    x = 1,045,624,001,049.65/1,130,014.98
  6. Step 6: Final answer
    x = 925,318.71

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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.