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Finding the Fourth Proportional to 3,232,885.86, 4,849,328.79 and 1,435,346.82

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Solution

The fourth proportional to 3,232,885.86, 4,849,328.79 and 1,435,346.82 is: 2,153,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232,885.86 : 4,849,328.79 = 1,435,346.82 : x
  2. Step 2: Convert to fraction form
    3,232,885.86/4,849,328.79 = 1,435,346.82/x
  3. Step 3: Cross multiply
    3,232,885.86x = 4,849,328.79 × 1,435,346.82
  4. Step 4: Simplify right side
    3,232,885.86x = 6,960,468,657,860.95
  5. Step 5: Solve for x
    x = 6,960,468,657,860.95/3,232,885.86
  6. Step 6: Final answer
    x = 2,153,020.23

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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.