Home / 3,639,423.24-5,459,834.64-1,395,386.28

Finding the Fourth Proportional to 3,639,423.24, 5,459,834.64 and 1,395,386.28

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Solution

The fourth proportional to 3,639,423.24, 5,459,834.64 and 1,395,386.28 is: 2,093,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,423.24 : 5,459,834.64 = 1,395,386.28 : x
  2. Step 2: Convert to fraction form
    3,639,423.24/5,459,834.64 = 1,395,386.28/x
  3. Step 3: Cross multiply
    3,639,423.24x = 5,459,834.64 × 1,395,386.28
  4. Step 4: Simplify right side
    3,639,423.24x = 7,618,578,347,724.74
  5. Step 5: Solve for x
    x = 7,618,578,347,724.74/3,639,423.24
  6. Step 6: Final answer
    x = 2,093,347.72

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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.