Home / 1,158,060.20-1,736,507.10-684,890.60

Finding the Fourth Proportional to 1,158,060.20, 1,736,507.10 and 684,890.60

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Solution

The fourth proportional to 1,158,060.20, 1,736,507.10 and 684,890.60 is: 1,026,990.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,060.20 : 1,736,507.10 = 684,890.60 : x
  2. Step 2: Convert to fraction form
    1,158,060.20/1,736,507.10 = 684,890.60/x
  3. Step 3: Cross multiply
    1,158,060.20x = 1,736,507.10 × 684,890.60
  4. Step 4: Simplify right side
    1,158,060.20x = 1,189,317,389,623.26
  5. Step 5: Solve for x
    x = 1,189,317,389,623.26/1,158,060.20
  6. Step 6: Final answer
    x = 1,026,990.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.