Home / 1,113,211.42-1,669,813.04-403,073.40

Finding the Fourth Proportional to 1,113,211.42, 1,669,813.04 and 403,073.40

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Solution

The fourth proportional to 1,113,211.42, 1,669,813.04 and 403,073.40 is: 604,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,211.42 : 1,669,813.04 = 403,073.40 : x
  2. Step 2: Convert to fraction form
    1,113,211.42/1,669,813.04 = 403,073.40/x
  3. Step 3: Cross multiply
    1,113,211.42x = 1,669,813.04 × 403,073.40
  4. Step 4: Simplify right side
    1,113,211.42x = 673,057,219,397.14
  5. Step 5: Solve for x
    x = 673,057,219,397.14/1,113,211.42
  6. Step 6: Final answer
    x = 604,608.62

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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.