Home / 1,410,465.18-2,115,845.39-463,909.71

Finding the Fourth Proportional to 1,410,465.18, 2,115,845.39 and 463,909.71

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Solution

The fourth proportional to 1,410,465.18, 2,115,845.39 and 463,909.71 is: 695,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,465.18 : 2,115,845.39 = 463,909.71 : x
  2. Step 2: Convert to fraction form
    1,410,465.18/2,115,845.39 = 463,909.71/x
  3. Step 3: Cross multiply
    1,410,465.18x = 2,115,845.39 × 463,909.71
  4. Step 4: Simplify right side
    1,410,465.18x = 981,561,221,279.74
  5. Step 5: Solve for x
    x = 981,561,221,279.74/1,410,465.18
  6. Step 6: Final answer
    x = 695,913.12

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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.