Home / 1,439,762.04-2,159,757.81-493,140.96

Finding the Fourth Proportional to 1,439,762.04, 2,159,757.81 and 493,140.96

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Solution

The fourth proportional to 1,439,762.04, 2,159,757.81 and 493,140.96 is: 739,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,762.04 : 2,159,757.81 = 493,140.96 : x
  2. Step 2: Convert to fraction form
    1,439,762.04/2,159,757.81 = 493,140.96/x
  3. Step 3: Cross multiply
    1,439,762.04x = 2,159,757.81 × 493,140.96
  4. Step 4: Simplify right side
    1,439,762.04x = 1,065,065,039,790.90
  5. Step 5: Solve for x
    x = 1,065,065,039,790.90/1,439,762.04
  6. Step 6: Final answer
    x = 739,750.74

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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.