Home / 1,316,933.75-1,975,588.63-406,192.88

Finding the Fourth Proportional to 1,316,933.75, 1,975,588.63 and 406,192.88

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Solution

The fourth proportional to 1,316,933.75, 1,975,588.63 and 406,192.88 is: 609,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,933.75 : 1,975,588.63 = 406,192.88 : x
  2. Step 2: Convert to fraction form
    1,316,933.75/1,975,588.63 = 406,192.88/x
  3. Step 3: Cross multiply
    1,316,933.75x = 1,975,588.63 × 406,192.88
  4. Step 4: Simplify right side
    1,316,933.75x = 802,470,039,238.44
  5. Step 5: Solve for x
    x = 802,470,039,238.44/1,316,933.75
  6. Step 6: Final answer
    x = 609,347.31

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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.