Home / 1,926,212.16-2,889,509.34-712,107

Finding the Fourth Proportional to 1,926,212.16, 2,889,509.34 and 712,107

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Solution

The fourth proportional to 1,926,212.16, 2,889,509.34 and 712,107 is: 1,068,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,212.16 : 2,889,509.34 = 712,107 : x
  2. Step 2: Convert to fraction form
    1,926,212.16/2,889,509.34 = 712,107/x
  3. Step 3: Cross multiply
    1,926,212.16x = 2,889,509.34 × 712,107
  4. Step 4: Simplify right side
    1,926,212.16x = 2,057,639,827,579.38
  5. Step 5: Solve for x
    x = 2,057,639,827,579.38/1,926,212.16
  6. Step 6: Final answer
    x = 1,068,231.15

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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.