Home / 1,347,774.72-1,859,149.44-870,846.72

Finding the Fourth Proportional to 1,347,774.72, 1,859,149.44 and 870,846.72

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Solution

The fourth proportional to 1,347,774.72, 1,859,149.44 and 870,846.72 is: 1,201,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,774.72 : 1,859,149.44 = 870,846.72 : x
  2. Step 2: Convert to fraction form
    1,347,774.72/1,859,149.44 = 870,846.72/x
  3. Step 3: Cross multiply
    1,347,774.72x = 1,859,149.44 × 870,846.72
  4. Step 4: Simplify right side
    1,347,774.72x = 1,619,034,191,813.84
  5. Step 5: Solve for x
    x = 1,619,034,191,813.84/1,347,774.72
  6. Step 6: Final answer
    x = 1,201,264.70

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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.