Home / 1,250,071.45-1,725,381.66-706,522.53

Finding the Fourth Proportional to 1,250,071.45, 1,725,381.66 and 706,522.53

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Solution

The fourth proportional to 1,250,071.45, 1,725,381.66 and 706,522.53 is: 975,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,071.45 : 1,725,381.66 = 706,522.53 : x
  2. Step 2: Convert to fraction form
    1,250,071.45/1,725,381.66 = 706,522.53/x
  3. Step 3: Cross multiply
    1,250,071.45x = 1,725,381.66 × 706,522.53
  4. Step 4: Simplify right side
    1,250,071.45x = 1,219,021,015,638.80
  5. Step 5: Solve for x
    x = 1,219,021,015,638.80/1,250,071.45
  6. Step 6: Final answer
    x = 975,161.07

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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.