Home / 1,413,507.85-2,120,284.23-348,550.21

Finding the Fourth Proportional to 1,413,507.85, 2,120,284.23 and 348,550.21

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Solution

The fourth proportional to 1,413,507.85, 2,120,284.23 and 348,550.21 is: 522,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,507.85 : 2,120,284.23 = 348,550.21 : x
  2. Step 2: Convert to fraction form
    1,413,507.85/2,120,284.23 = 348,550.21/x
  3. Step 3: Cross multiply
    1,413,507.85x = 2,120,284.23 × 348,550.21
  4. Step 4: Simplify right side
    1,413,507.85x = 739,025,513,626.19
  5. Step 5: Solve for x
    x = 739,025,513,626.19/1,413,507.85
  6. Step 6: Final answer
    x = 522,830.85

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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.