Home / 1,426,502.88-2,139,732.72-347,025.60

Finding the Fourth Proportional to 1,426,502.88, 2,139,732.72 and 347,025.60

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Solution

The fourth proportional to 1,426,502.88, 2,139,732.72 and 347,025.60 is: 520,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,502.88 : 2,139,732.72 = 347,025.60 : x
  2. Step 2: Convert to fraction form
    1,426,502.88/2,139,732.72 = 347,025.60/x
  3. Step 3: Cross multiply
    1,426,502.88x = 2,139,732.72 × 347,025.60
  4. Step 4: Simplify right side
    1,426,502.88x = 742,542,030,997.63
  5. Step 5: Solve for x
    x = 742,542,030,997.63/1,426,502.88
  6. Step 6: Final answer
    x = 520,533.15

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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.