Home / 1,135,549.13-1,702,482.91-686,164.77

Finding the Fourth Proportional to 1,135,549.13, 1,702,482.91 and 686,164.77

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Solution

The fourth proportional to 1,135,549.13, 1,702,482.91 and 686,164.77 is: 1,028,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,549.13 : 1,702,482.91 = 686,164.77 : x
  2. Step 2: Convert to fraction form
    1,135,549.13/1,702,482.91 = 686,164.77/x
  3. Step 3: Cross multiply
    1,135,549.13x = 1,702,482.91 × 686,164.77
  4. Step 4: Simplify right side
    1,135,549.13x = 1,168,183,792,653.67
  5. Step 5: Solve for x
    x = 1,168,183,792,653.67/1,135,549.13
  6. Step 6: Final answer
    x = 1,028,739.11

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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.