Home / 1,474,323.84-2,034,632.36-829,785.78

Finding the Fourth Proportional to 1,474,323.84, 2,034,632.36 and 829,785.78

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Solution

The fourth proportional to 1,474,323.84, 2,034,632.36 and 829,785.78 is: 1,145,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,323.84 : 2,034,632.36 = 829,785.78 : x
  2. Step 2: Convert to fraction form
    1,474,323.84/2,034,632.36 = 829,785.78/x
  3. Step 3: Cross multiply
    1,474,323.84x = 2,034,632.36 × 829,785.78
  4. Step 4: Simplify right side
    1,474,323.84x = 1,688,308,985,533.75
  5. Step 5: Solve for x
    x = 1,688,308,985,533.75/1,474,323.84
  6. Step 6: Final answer
    x = 1,145,141.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.