Home / 1,672,534.28-2,308,023.36-947,367.45

Finding the Fourth Proportional to 1,672,534.28, 2,308,023.36 and 947,367.45

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Solution

The fourth proportional to 1,672,534.28, 2,308,023.36 and 947,367.45 is: 1,307,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,534.28 : 2,308,023.36 = 947,367.45 : x
  2. Step 2: Convert to fraction form
    1,672,534.28/2,308,023.36 = 947,367.45/x
  3. Step 3: Cross multiply
    1,672,534.28x = 2,308,023.36 × 947,367.45
  4. Step 4: Simplify right side
    1,672,534.28x = 2,186,546,205,103.63
  5. Step 5: Solve for x
    x = 2,186,546,205,103.63/1,672,534.28
  6. Step 6: Final answer
    x = 1,307,325.20

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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.