Home / 1,014,536.72-1,400,091-561,818

Finding the Fourth Proportional to 1,014,536.72, 1,400,091 and 561,818

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Solution

The fourth proportional to 1,014,536.72, 1,400,091 and 561,818 is: 775,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,536.72 : 1,400,091 = 561,818 : x
  2. Step 2: Convert to fraction form
    1,014,536.72/1,400,091 = 561,818/x
  3. Step 3: Cross multiply
    1,014,536.72x = 1,400,091 × 561,818
  4. Step 4: Simplify right side
    1,014,536.72x = 786,596,325,438
  5. Step 5: Solve for x
    x = 786,596,325,438/1,014,536.72
  6. Step 6: Final answer
    x = 775,325.63

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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.