Home / 1,119,093.57-1,677,236.40-478,645.66

Finding the Fourth Proportional to 1,119,093.57, 1,677,236.40 and 478,645.66

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Solution

The fourth proportional to 1,119,093.57, 1,677,236.40 and 478,645.66 is: 717,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,093.57 : 1,677,236.40 = 478,645.66 : x
  2. Step 2: Convert to fraction form
    1,119,093.57/1,677,236.40 = 478,645.66/x
  3. Step 3: Cross multiply
    1,119,093.57x = 1,677,236.40 × 478,645.66
  4. Step 4: Simplify right side
    1,119,093.57x = 802,801,917,666.01
  5. Step 5: Solve for x
    x = 802,801,917,666.01/1,119,093.57
  6. Step 6: Final answer
    x = 717,368.00

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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.