Home / 1,067,474.63-1,472,969.51-637,663.52

Finding the Fourth Proportional to 1,067,474.63, 1,472,969.51 and 637,663.52

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Solution

The fourth proportional to 1,067,474.63, 1,472,969.51 and 637,663.52 is: 879,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,474.63 : 1,472,969.51 = 637,663.52 : x
  2. Step 2: Convert to fraction form
    1,067,474.63/1,472,969.51 = 637,663.52/x
  3. Step 3: Cross multiply
    1,067,474.63x = 1,472,969.51 × 637,663.52
  4. Step 4: Simplify right side
    1,067,474.63x = 939,258,925,484.62
  5. Step 5: Solve for x
    x = 939,258,925,484.62/1,067,474.63
  6. Step 6: Final answer
    x = 879,888.76

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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.