Home / 1,616,721.10-2,427,706.05-908,133.10

Finding the Fourth Proportional to 1,616,721.10, 2,427,706.05 and 908,133.10

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Solution

The fourth proportional to 1,616,721.10, 2,427,706.05 and 908,133.10 is: 1,363,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,721.10 : 2,427,706.05 = 908,133.10 : x
  2. Step 2: Convert to fraction form
    1,616,721.10/2,427,706.05 = 908,133.10/x
  3. Step 3: Cross multiply
    1,616,721.10x = 2,427,706.05 × 908,133.10
  4. Step 4: Simplify right side
    1,616,721.10x = 2,204,680,221,075.26
  5. Step 5: Solve for x
    x = 2,204,680,221,075.26/1,616,721.10
  6. Step 6: Final answer
    x = 1,363,673.81

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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.