Home / 1,371,140.48-1,892,150.16-759,281.12

Finding the Fourth Proportional to 1,371,140.48, 1,892,150.16 and 759,281.12

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Solution

The fourth proportional to 1,371,140.48, 1,892,150.16 and 759,281.12 is: 1,047,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,140.48 : 1,892,150.16 = 759,281.12 : x
  2. Step 2: Convert to fraction form
    1,371,140.48/1,892,150.16 = 759,281.12/x
  3. Step 3: Cross multiply
    1,371,140.48x = 1,892,150.16 × 759,281.12
  4. Step 4: Simplify right side
    1,371,140.48x = 1,436,673,892,692.98
  5. Step 5: Solve for x
    x = 1,436,673,892,692.98/1,371,140.48
  6. Step 6: Final answer
    x = 1,047,794.82

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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.