Home / 1,703,381.56-2,554,971.54-638,334.52

Finding the Fourth Proportional to 1,703,381.56, 2,554,971.54 and 638,334.52

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Solution

The fourth proportional to 1,703,381.56, 2,554,971.54 and 638,334.52 is: 957,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,381.56 : 2,554,971.54 = 638,334.52 : x
  2. Step 2: Convert to fraction form
    1,703,381.56/2,554,971.54 = 638,334.52/x
  3. Step 3: Cross multiply
    1,703,381.56x = 2,554,971.54 × 638,334.52
  4. Step 4: Simplify right side
    1,703,381.56x = 1,630,926,531,599.56
  5. Step 5: Solve for x
    x = 1,630,926,531,599.56/1,703,381.56
  6. Step 6: Final answer
    x = 957,464.01

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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.