Home / 1,472,388.57-2,208,631.95-407,341.44

Finding the Fourth Proportional to 1,472,388.57, 2,208,631.95 and 407,341.44

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Solution

The fourth proportional to 1,472,388.57, 2,208,631.95 and 407,341.44 is: 611,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,388.57 : 2,208,631.95 = 407,341.44 : x
  2. Step 2: Convert to fraction form
    1,472,388.57/2,208,631.95 = 407,341.44/x
  3. Step 3: Cross multiply
    1,472,388.57x = 2,208,631.95 × 407,341.44
  4. Step 4: Simplify right side
    1,472,388.57x = 899,667,318,943.01
  5. Step 5: Solve for x
    x = 899,667,318,943.01/1,472,388.57
  6. Step 6: Final answer
    x = 611,025.74

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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.