Home / 1,472,591.14-2,208,640.65-407,740.84

Finding the Fourth Proportional to 1,472,591.14, 2,208,640.65 and 407,740.84

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Solution

The fourth proportional to 1,472,591.14, 2,208,640.65 and 407,740.84 is: 611,543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,591.14 : 2,208,640.65 = 407,740.84 : x
  2. Step 2: Convert to fraction form
    1,472,591.14/2,208,640.65 = 407,740.84/x
  3. Step 3: Cross multiply
    1,472,591.14x = 2,208,640.65 × 407,740.84
  4. Step 4: Simplify right side
    1,472,591.14x = 900,552,993,889.15
  5. Step 5: Solve for x
    x = 900,552,993,889.15/1,472,591.14
  6. Step 6: Final answer
    x = 611,543.13

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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.