Home / 1,266,520.86-1,747,746.28-693,551.16

Finding the Fourth Proportional to 1,266,520.86, 1,747,746.28 and 693,551.16

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Solution

The fourth proportional to 1,266,520.86, 1,747,746.28 and 693,551.16 is: 957,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,520.86 : 1,747,746.28 = 693,551.16 : x
  2. Step 2: Convert to fraction form
    1,266,520.86/1,747,746.28 = 693,551.16/x
  3. Step 3: Cross multiply
    1,266,520.86x = 1,747,746.28 × 693,551.16
  4. Step 4: Simplify right side
    1,266,520.86x = 1,212,151,459,879.68
  5. Step 5: Solve for x
    x = 1,212,151,459,879.68/1,266,520.86
  6. Step 6: Final answer
    x = 957,071.85

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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.