Home / 1,195,403.10-1,649,656.89-679,157.89

Finding the Fourth Proportional to 1,195,403.10, 1,649,656.89 and 679,157.89

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Solution

The fourth proportional to 1,195,403.10, 1,649,656.89 and 679,157.89 is: 937,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,403.10 : 1,649,656.89 = 679,157.89 : x
  2. Step 2: Convert to fraction form
    1,195,403.10/1,649,656.89 = 679,157.89/x
  3. Step 3: Cross multiply
    1,195,403.10x = 1,649,656.89 × 679,157.89
  4. Step 4: Simplify right side
    1,195,403.10x = 1,120,377,492,636.36
  5. Step 5: Solve for x
    x = 1,120,377,492,636.36/1,195,403.10
  6. Step 6: Final answer
    x = 937,238.24

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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.