Home / 1,426,114.02-2,139,174.68-361,156.19

Finding the Fourth Proportional to 1,426,114.02, 2,139,174.68 and 361,156.19

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Solution

The fourth proportional to 1,426,114.02, 2,139,174.68 and 361,156.19 is: 541,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,114.02 : 2,139,174.68 = 361,156.19 : x
  2. Step 2: Convert to fraction form
    1,426,114.02/2,139,174.68 = 361,156.19/x
  3. Step 3: Cross multiply
    1,426,114.02x = 2,139,174.68 × 361,156.19
  4. Step 4: Simplify right side
    1,426,114.02x = 772,576,180,715.43
  5. Step 5: Solve for x
    x = 772,576,180,715.43/1,426,114.02
  6. Step 6: Final answer
    x = 541,735.21

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Double scale
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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.