Home / 1,672,630.53-2,308,258.17-908,684.70

Finding the Fourth Proportional to 1,672,630.53, 2,308,258.17 and 908,684.70

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Solution

The fourth proportional to 1,672,630.53, 2,308,258.17 and 908,684.70 is: 1,254,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,630.53 : 2,308,258.17 = 908,684.70 : x
  2. Step 2: Convert to fraction form
    1,672,630.53/2,308,258.17 = 908,684.70/x
  3. Step 3: Cross multiply
    1,672,630.53x = 2,308,258.17 × 908,684.70
  4. Step 4: Simplify right side
    1,672,630.53x = 2,097,478,882,729.00
  5. Step 5: Solve for x
    x = 2,097,478,882,729.00/1,672,630.53
  6. Step 6: Final answer
    x = 1,254,000.12

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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.