Home / 1,473,919.40-2,210,631.78-409,069.64

Finding the Fourth Proportional to 1,473,919.40, 2,210,631.78 and 409,069.64

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Solution

The fourth proportional to 1,473,919.40, 2,210,631.78 and 409,069.64 is: 613,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,919.40 : 2,210,631.78 = 409,069.64 : x
  2. Step 2: Convert to fraction form
    1,473,919.40/2,210,631.78 = 409,069.64/x
  3. Step 3: Cross multiply
    1,473,919.40x = 2,210,631.78 × 409,069.64
  4. Step 4: Simplify right side
    1,473,919.40x = 904,302,346,417.16
  5. Step 5: Solve for x
    x = 904,302,346,417.16/1,473,919.40
  6. Step 6: Final answer
    x = 613,535.82

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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.