Home / 1,038,035.58-1,432,589.31-630,043.44

Finding the Fourth Proportional to 1,038,035.58, 1,432,589.31 and 630,043.44

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Solution

The fourth proportional to 1,038,035.58, 1,432,589.31 and 630,043.44 is: 869,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,035.58 : 1,432,589.31 = 630,043.44 : x
  2. Step 2: Convert to fraction form
    1,038,035.58/1,432,589.31 = 630,043.44/x
  3. Step 3: Cross multiply
    1,038,035.58x = 1,432,589.31 × 630,043.44
  4. Step 4: Simplify right side
    1,038,035.58x = 902,593,496,979.63
  5. Step 5: Solve for x
    x = 902,593,496,979.63/1,038,035.58
  6. Step 6: Final answer
    x = 869,520.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.