Home / 1,056,212.15-1,581,734.41-953,860.55

Finding the Fourth Proportional to 1,056,212.15, 1,581,734.41 and 953,860.55

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Solution

The fourth proportional to 1,056,212.15, 1,581,734.41 and 953,860.55 is: 1,428,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,212.15 : 1,581,734.41 = 953,860.55 : x
  2. Step 2: Convert to fraction form
    1,056,212.15/1,581,734.41 = 953,860.55/x
  3. Step 3: Cross multiply
    1,056,212.15x = 1,581,734.41 × 953,860.55
  4. Step 4: Simplify right side
    1,056,212.15x = 1,508,754,054,276.53
  5. Step 5: Solve for x
    x = 1,508,754,054,276.53/1,056,212.15
  6. Step 6: Final answer
    x = 1,428,457.39

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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.