Home / 6,459,389.58-9,690,585.20-2,199,594.72

Finding the Fourth Proportional to 6,459,389.58, 9,690,585.20 and 2,199,594.72

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Solution

The fourth proportional to 6,459,389.58, 9,690,585.20 and 2,199,594.72 is: 3,299,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,389.58 : 9,690,585.20 = 2,199,594.72 : x
  2. Step 2: Convert to fraction form
    6,459,389.58/9,690,585.20 = 2,199,594.72/x
  3. Step 3: Cross multiply
    6,459,389.58x = 9,690,585.20 × 2,199,594.72
  4. Step 4: Simplify right side
    6,459,389.58x = 21,315,360,028,632.17
  5. Step 5: Solve for x
    x = 21,315,360,028,632.17/6,459,389.58
  6. Step 6: Final answer
    x = 3,299,903.15

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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.