Home / 1,470,299.60-2,205,505.56-459,514.64

Finding the Fourth Proportional to 1,470,299.60, 2,205,505.56 and 459,514.64

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Solution

The fourth proportional to 1,470,299.60, 2,205,505.56 and 459,514.64 is: 689,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,299.60 : 2,205,505.56 = 459,514.64 : x
  2. Step 2: Convert to fraction form
    1,470,299.60/2,205,505.56 = 459,514.64/x
  3. Step 3: Cross multiply
    1,470,299.60x = 2,205,505.56 × 459,514.64
  4. Step 4: Simplify right side
    1,470,299.60x = 1,013,462,093,421.40
  5. Step 5: Solve for x
    x = 1,013,462,093,421.40/1,470,299.60
  6. Step 6: Final answer
    x = 689,289.51

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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.