Home / 893,140.10-1,339,710.15-824,711.30

Finding the Fourth Proportional to 893,140.10, 1,339,710.15 and 824,711.30

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Solution

The fourth proportional to 893,140.10, 1,339,710.15 and 824,711.30 is: 1,237,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,140.10 : 1,339,710.15 = 824,711.30 : x
  2. Step 2: Convert to fraction form
    893,140.10/1,339,710.15 = 824,711.30/x
  3. Step 3: Cross multiply
    893,140.10x = 1,339,710.15 × 824,711.30
  4. Step 4: Simplify right side
    893,140.10x = 1,104,874,099,429.70
  5. Step 5: Solve for x
    x = 1,104,874,099,429.70/893,140.10
  6. Step 6: Final answer
    x = 1,237,066.95

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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.