Home / 1,104,136.20-1,656,204.30-630,869.40

Finding the Fourth Proportional to 1,104,136.20, 1,656,204.30 and 630,869.40

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Solution

The fourth proportional to 1,104,136.20, 1,656,204.30 and 630,869.40 is: 946,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,136.20 : 1,656,204.30 = 630,869.40 : x
  2. Step 2: Convert to fraction form
    1,104,136.20/1,656,204.30 = 630,869.40/x
  3. Step 3: Cross multiply
    1,104,136.20x = 1,656,204.30 × 630,869.40
  4. Step 4: Simplify right side
    1,104,136.20x = 1,044,848,613,018.42
  5. Step 5: Solve for x
    x = 1,044,848,613,018.42/1,104,136.20
  6. Step 6: Final answer
    x = 946,304.10

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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.