Home / 1,426,703.96-2,139,433.83-539,617.88

Finding the Fourth Proportional to 1,426,703.96, 2,139,433.83 and 539,617.88

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Solution

The fourth proportional to 1,426,703.96, 2,139,433.83 and 539,617.88 is: 809,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,703.96 : 2,139,433.83 = 539,617.88 : x
  2. Step 2: Convert to fraction form
    1,426,703.96/2,139,433.83 = 539,617.88/x
  3. Step 3: Cross multiply
    1,426,703.96x = 2,139,433.83 × 539,617.88
  4. Step 4: Simplify right side
    1,426,703.96x = 1,154,476,737,047.71
  5. Step 5: Solve for x
    x = 1,154,476,737,047.71/1,426,703.96
  6. Step 6: Final answer
    x = 809,191.52

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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.