Home / 1,425,128.04-2,137,706.10-360,170.28

Finding the Fourth Proportional to 1,425,128.04, 2,137,706.10 and 360,170.28

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Solution

The fourth proportional to 1,425,128.04, 2,137,706.10 and 360,170.28 is: 540,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,128.04 : 2,137,706.10 = 360,170.28 : x
  2. Step 2: Convert to fraction form
    1,425,128.04/2,137,706.10 = 360,170.28/x
  3. Step 3: Cross multiply
    1,425,128.04x = 2,137,706.10 × 360,170.28
  4. Step 4: Simplify right side
    1,425,128.04x = 769,938,204,594.71
  5. Step 5: Solve for x
    x = 769,938,204,594.71/1,425,128.04
  6. Step 6: Final answer
    x = 540,258.97

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1.5x scale

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.