Home / 1,230,084.77-1,697,306.74-713,720.29

Finding the Fourth Proportional to 1,230,084.77, 1,697,306.74 and 713,720.29

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Solution

The fourth proportional to 1,230,084.77, 1,697,306.74 and 713,720.29 is: 984,812.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,084.77 : 1,697,306.74 = 713,720.29 : x
  2. Step 2: Convert to fraction form
    1,230,084.77/1,697,306.74 = 713,720.29/x
  3. Step 3: Cross multiply
    1,230,084.77x = 1,697,306.74 × 713,720.29
  4. Step 4: Simplify right side
    1,230,084.77x = 1,211,402,252,664.19
  5. Step 5: Solve for x
    x = 1,211,402,252,664.19/1,230,084.77
  6. Step 6: Final answer
    x = 984,812.01

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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.