Home / 893,837.80-1,339,007.10-537,794.20

Finding the Fourth Proportional to 893,837.80, 1,339,007.10 and 537,794.20

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Solution

The fourth proportional to 893,837.80, 1,339,007.10 and 537,794.20 is: 805,638.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,837.80 : 1,339,007.10 = 537,794.20 : x
  2. Step 2: Convert to fraction form
    893,837.80/1,339,007.10 = 537,794.20/x
  3. Step 3: Cross multiply
    893,837.80x = 1,339,007.10 × 537,794.20
  4. Step 4: Simplify right side
    893,837.80x = 720,110,252,138.82
  5. Step 5: Solve for x
    x = 720,110,252,138.82/893,837.80
  6. Step 6: Final answer
    x = 805,638.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.