Home / 3,057,769.17-4,219,724.07-1,681,136.28

Finding the Fourth Proportional to 3,057,769.17, 4,219,724.07 and 1,681,136.28

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Solution

The fourth proportional to 3,057,769.17, 4,219,724.07 and 1,681,136.28 is: 2,319,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,769.17 : 4,219,724.07 = 1,681,136.28 : x
  2. Step 2: Convert to fraction form
    3,057,769.17/4,219,724.07 = 1,681,136.28/x
  3. Step 3: Cross multiply
    3,057,769.17x = 4,219,724.07 × 1,681,136.28
  4. Step 4: Simplify right side
    3,057,769.17x = 7,093,931,225,666.26
  5. Step 5: Solve for x
    x = 7,093,931,225,666.26/3,057,769.17
  6. Step 6: Final answer
    x = 2,319,969.50

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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.