Home / 1,156,355.16-1,595,467.44-666,204.72

Finding the Fourth Proportional to 1,156,355.16, 1,595,467.44 and 666,204.72

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Solution

The fourth proportional to 1,156,355.16, 1,595,467.44 and 666,204.72 is: 919,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,355.16 : 1,595,467.44 = 666,204.72 : x
  2. Step 2: Convert to fraction form
    1,156,355.16/1,595,467.44 = 666,204.72/x
  3. Step 3: Cross multiply
    1,156,355.16x = 1,595,467.44 × 666,204.72
  4. Step 4: Simplify right side
    1,156,355.16x = 1,062,907,939,134.32
  5. Step 5: Solve for x
    x = 1,062,907,939,134.32/1,156,355.16
  6. Step 6: Final answer
    x = 919,188.13

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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.