Home / 1,450,590.72-2,175,902.48-439,704.64

Finding the Fourth Proportional to 1,450,590.72, 2,175,902.48 and 439,704.64

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Solution

The fourth proportional to 1,450,590.72, 2,175,902.48 and 439,704.64 is: 659,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,590.72 : 2,175,902.48 = 439,704.64 : x
  2. Step 2: Convert to fraction form
    1,450,590.72/2,175,902.48 = 439,704.64/x
  3. Step 3: Cross multiply
    1,450,590.72x = 2,175,902.48 × 439,704.64
  4. Step 4: Simplify right side
    1,450,590.72x = 956,754,416,643.51
  5. Step 5: Solve for x
    x = 956,754,416,643.51/1,450,590.72
  6. Step 6: Final answer
    x = 659,561.93

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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.