Home / 1,010,025.59-1,393,834.64-647,449.34

Finding the Fourth Proportional to 1,010,025.59, 1,393,834.64 and 647,449.34

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Solution

The fourth proportional to 1,010,025.59, 1,393,834.64 and 647,449.34 is: 893,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,025.59 : 1,393,834.64 = 647,449.34 : x
  2. Step 2: Convert to fraction form
    1,010,025.59/1,393,834.64 = 647,449.34/x
  3. Step 3: Cross multiply
    1,010,025.59x = 1,393,834.64 × 647,449.34
  4. Step 4: Simplify right side
    1,010,025.59x = 902,437,307,530.72
  5. Step 5: Solve for x
    x = 902,437,307,530.72/1,010,025.59
  6. Step 6: Final answer
    x = 893,479.65

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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.