Home / 3,639,903.40-5,459,855.10-2,445,509.80

Finding the Fourth Proportional to 3,639,903.40, 5,459,855.10 and 2,445,509.80

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Solution

The fourth proportional to 3,639,903.40, 5,459,855.10 and 2,445,509.80 is: 3,668,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,903.40 : 5,459,855.10 = 2,445,509.80 : x
  2. Step 2: Convert to fraction form
    3,639,903.40/5,459,855.10 = 2,445,509.80/x
  3. Step 3: Cross multiply
    3,639,903.40x = 5,459,855.10 × 2,445,509.80
  4. Step 4: Simplify right side
    3,639,903.40x = 13,352,129,153,629.98
  5. Step 5: Solve for x
    x = 13,352,129,153,629.98/3,639,903.40
  6. Step 6: Final answer
    x = 3,668,264.70

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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.