Home / 3,309,075.62-4,963,899.36-912,920.25

Finding the Fourth Proportional to 3,309,075.62, 4,963,899.36 and 912,920.25

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Solution

The fourth proportional to 3,309,075.62, 4,963,899.36 and 912,920.25 is: 1,369,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,075.62 : 4,963,899.36 = 912,920.25 : x
  2. Step 2: Convert to fraction form
    3,309,075.62/4,963,899.36 = 912,920.25/x
  3. Step 3: Cross multiply
    3,309,075.62x = 4,963,899.36 × 912,920.25
  4. Step 4: Simplify right side
    3,309,075.62x = 4,531,644,244,706.04
  5. Step 5: Solve for x
    x = 4,531,644,244,706.04/3,309,075.62
  6. Step 6: Final answer
    x = 1,369,459.26

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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.