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Finding the Fourth Proportional to 3,406,611.04, 5,109,044.88 and 1,009,895.68

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Solution

The fourth proportional to 3,406,611.04, 5,109,044.88 and 1,009,895.68 is: 1,514,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,611.04 : 5,109,044.88 = 1,009,895.68 : x
  2. Step 2: Convert to fraction form
    3,406,611.04/5,109,044.88 = 1,009,895.68/x
  3. Step 3: Cross multiply
    3,406,611.04x = 5,109,044.88 × 1,009,895.68
  4. Step 4: Simplify right side
    3,406,611.04x = 5,159,602,353,238.12
  5. Step 5: Solve for x
    x = 5,159,602,353,238.12/3,406,611.04
  6. Step 6: Final answer
    x = 1,514,585.11

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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.