Home / 1,671,832.22-2,307,834.70-1,128,703.66

Finding the Fourth Proportional to 1,671,832.22, 2,307,834.70 and 1,128,703.66

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Solution

The fourth proportional to 1,671,832.22, 2,307,834.70 and 1,128,703.66 is: 1,558,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,832.22 : 2,307,834.70 = 1,128,703.66 : x
  2. Step 2: Convert to fraction form
    1,671,832.22/2,307,834.70 = 1,128,703.66/x
  3. Step 3: Cross multiply
    1,671,832.22x = 2,307,834.70 × 1,128,703.66
  4. Step 4: Simplify right side
    1,671,832.22x = 2,604,861,463,973.66
  5. Step 5: Solve for x
    x = 2,604,861,463,973.66/1,671,832.22
  6. Step 6: Final answer
    x = 1,558,087.85

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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.