Home / 1,744,561.72-2,615,770.93-678,360.98

Finding the Fourth Proportional to 1,744,561.72, 2,615,770.93 and 678,360.98

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Solution

The fourth proportional to 1,744,561.72, 2,615,770.93 and 678,360.98 is: 1,017,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744,561.72 : 2,615,770.93 = 678,360.98 : x
  2. Step 2: Convert to fraction form
    1,744,561.72/2,615,770.93 = 678,360.98/x
  3. Step 3: Cross multiply
    1,744,561.72x = 2,615,770.93 × 678,360.98
  4. Step 4: Simplify right side
    1,744,561.72x = 1,774,436,931,530.31
  5. Step 5: Solve for x
    x = 1,774,436,931,530.31/1,744,561.72
  6. Step 6: Final answer
    x = 1,017,124.77

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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.