Home / 1,336,437.60-2,004,850.80-437,726.40

Finding the Fourth Proportional to 1,336,437.60, 2,004,850.80 and 437,726.40

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Solution

The fourth proportional to 1,336,437.60, 2,004,850.80 and 437,726.40 is: 656,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,437.60 : 2,004,850.80 = 437,726.40 : x
  2. Step 2: Convert to fraction form
    1,336,437.60/2,004,850.80 = 437,726.40/x
  3. Step 3: Cross multiply
    1,336,437.60x = 2,004,850.80 × 437,726.40
  4. Step 4: Simplify right side
    1,336,437.60x = 877,576,123,221.12
  5. Step 5: Solve for x
    x = 877,576,123,221.12/1,336,437.60
  6. Step 6: Final answer
    x = 656,653.27

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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.