Home / 1,196,046.72-1,649,203.65-977,577.57

Finding the Fourth Proportional to 1,196,046.72, 1,649,203.65 and 977,577.57

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Solution

The fourth proportional to 1,196,046.72, 1,649,203.65 and 977,577.57 is: 1,347,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,046.72 : 1,649,203.65 = 977,577.57 : x
  2. Step 2: Convert to fraction form
    1,196,046.72/1,649,203.65 = 977,577.57/x
  3. Step 3: Cross multiply
    1,196,046.72x = 1,649,203.65 × 977,577.57
  4. Step 4: Simplify right side
    1,196,046.72x = 1,612,224,496,602.13
  5. Step 5: Solve for x
    x = 1,612,224,496,602.13/1,196,046.72
  6. Step 6: Final answer
    x = 1,347,961.14

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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.