Home / 1,241,688.94-1,713,145.63-725,070.16

Finding the Fourth Proportional to 1,241,688.94, 1,713,145.63 and 725,070.16

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Solution

The fourth proportional to 1,241,688.94, 1,713,145.63 and 725,070.16 is: 1,000,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,688.94 : 1,713,145.63 = 725,070.16 : x
  2. Step 2: Convert to fraction form
    1,241,688.94/1,713,145.63 = 725,070.16/x
  3. Step 3: Cross multiply
    1,241,688.94x = 1,713,145.63 × 725,070.16
  4. Step 4: Simplify right side
    1,241,688.94x = 1,242,150,775,976.30
  5. Step 5: Solve for x
    x = 1,242,150,775,976.30/1,241,688.94
  6. Step 6: Final answer
    x = 1,000,371.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.