Home / 1,118,254.56-1,677,373.92-669,100.56

Finding the Fourth Proportional to 1,118,254.56, 1,677,373.92 and 669,100.56

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Solution

The fourth proportional to 1,118,254.56, 1,677,373.92 and 669,100.56 is: 1,003,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,254.56 : 1,677,373.92 = 669,100.56 : x
  2. Step 2: Convert to fraction form
    1,118,254.56/1,677,373.92 = 669,100.56/x
  3. Step 3: Cross multiply
    1,118,254.56x = 1,677,373.92 × 669,100.56
  4. Step 4: Simplify right side
    1,118,254.56x = 1,122,331,829,201.40
  5. Step 5: Solve for x
    x = 1,122,331,829,201.40/1,118,254.56
  6. Step 6: Final answer
    x = 1,003,646.10

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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.