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Finding the Fourth Proportional to 1,043,502.90, 1,465,103.10 and 1,043,502.90

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Solution

The fourth proportional to 1,043,502.90, 1,465,103.10 and 1,043,502.90 is: 1,465,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,502.90 : 1,465,103.10 = 1,043,502.90 : x
  2. Step 2: Convert to fraction form
    1,043,502.90/1,465,103.10 = 1,043,502.90/x
  3. Step 3: Cross multiply
    1,043,502.90x = 1,465,103.10 × 1,043,502.90
  4. Step 4: Simplify right side
    1,043,502.90x = 1,528,839,333,648.99
  5. Step 5: Solve for x
    x = 1,528,839,333,648.99/1,043,502.90
  6. Step 6: Final answer
    x = 1,465,103.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.