Home / 1,294,487.86-1,941,730.11-347,858.58

Finding the Fourth Proportional to 1,294,487.86, 1,941,730.11 and 347,858.58

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Solution

The fourth proportional to 1,294,487.86, 1,941,730.11 and 347,858.58 is: 521,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,487.86 : 1,941,730.11 = 347,858.58 : x
  2. Step 2: Convert to fraction form
    1,294,487.86/1,941,730.11 = 347,858.58/x
  3. Step 3: Cross multiply
    1,294,487.86x = 1,941,730.11 × 347,858.58
  4. Step 4: Simplify right side
    1,294,487.86x = 675,447,478,807.84
  5. Step 5: Solve for x
    x = 675,447,478,807.84/1,294,487.86
  6. Step 6: Final answer
    x = 521,787.42

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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.