Home / 1,170,340.53-1,756,017.86-412,723.31

Finding the Fourth Proportional to 1,170,340.53, 1,756,017.86 and 412,723.31

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Solution

The fourth proportional to 1,170,340.53, 1,756,017.86 and 412,723.31 is: 619,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,340.53 : 1,756,017.86 = 412,723.31 : x
  2. Step 2: Convert to fraction form
    1,170,340.53/1,756,017.86 = 412,723.31/x
  3. Step 3: Cross multiply
    1,170,340.53x = 1,756,017.86 × 412,723.31
  4. Step 4: Simplify right side
    1,170,340.53x = 724,749,492,754.61
  5. Step 5: Solve for x
    x = 724,749,492,754.61/1,170,340.53
  6. Step 6: Final answer
    x = 619,263.77

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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.