Home / 1,140,944.36-1,711,314.48-342,404.24

Finding the Fourth Proportional to 1,140,944.36, 1,711,314.48 and 342,404.24

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Solution

The fourth proportional to 1,140,944.36, 1,711,314.48 and 342,404.24 is: 513,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,944.36 : 1,711,314.48 = 342,404.24 : x
  2. Step 2: Convert to fraction form
    1,140,944.36/1,711,314.48 = 342,404.24/x
  3. Step 3: Cross multiply
    1,140,944.36x = 1,711,314.48 × 342,404.24
  4. Step 4: Simplify right side
    1,140,944.36x = 585,961,333,925.40
  5. Step 5: Solve for x
    x = 585,961,333,925.40/1,140,944.36
  6. Step 6: Final answer
    x = 513,575.73

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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.