Home / 1,425,152.90-2,137,802.85-360,204.18

Finding the Fourth Proportional to 1,425,152.90, 2,137,802.85 and 360,204.18

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Solution

The fourth proportional to 1,425,152.90, 2,137,802.85 and 360,204.18 is: 540,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,152.90 : 2,137,802.85 = 360,204.18 : x
  2. Step 2: Convert to fraction form
    1,425,152.90/2,137,802.85 = 360,204.18/x
  3. Step 3: Cross multiply
    1,425,152.90x = 2,137,802.85 × 360,204.18
  4. Step 4: Simplify right side
    1,425,152.90x = 770,045,522,585.91
  5. Step 5: Solve for x
    x = 770,045,522,585.91/1,425,152.90
  6. Step 6: Final answer
    x = 540,324.85

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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.