Home / 1,672,742.08-2,307,875.52-947,474.56

Finding the Fourth Proportional to 1,672,742.08, 2,307,875.52 and 947,474.56

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Solution

The fourth proportional to 1,672,742.08, 2,307,875.52 and 947,474.56 is: 1,307,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,742.08 : 2,307,875.52 = 947,474.56 : x
  2. Step 2: Convert to fraction form
    1,672,742.08/2,307,875.52 = 947,474.56/x
  3. Step 3: Cross multiply
    1,672,742.08x = 2,307,875.52 × 947,474.56
  4. Step 4: Simplify right side
    1,672,742.08x = 2,186,653,342,846.77
  5. Step 5: Solve for x
    x = 2,186,653,342,846.77/1,672,742.08
  6. Step 6: Final answer
    x = 1,307,226.84

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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.