Home / 1,158,240.30-1,736,550.45-684,681.90

Finding the Fourth Proportional to 1,158,240.30, 1,736,550.45 and 684,681.90

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Solution

The fourth proportional to 1,158,240.30, 1,736,550.45 and 684,681.90 is: 1,026,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,240.30 : 1,736,550.45 = 684,681.90 : x
  2. Step 2: Convert to fraction form
    1,158,240.30/1,736,550.45 = 684,681.90/x
  3. Step 3: Cross multiply
    1,158,240.30x = 1,736,550.45 × 684,681.90
  4. Step 4: Simplify right side
    1,158,240.30x = 1,188,984,661,551.86
  5. Step 5: Solve for x
    x = 1,188,984,661,551.86/1,158,240.30
  6. Step 6: Final answer
    x = 1,026,544.03

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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.