Home / 1,219,807.42-1,829,474.51-461,708.03

Finding the Fourth Proportional to 1,219,807.42, 1,829,474.51 and 461,708.03

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Solution

The fourth proportional to 1,219,807.42, 1,829,474.51 and 461,708.03 is: 692,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,807.42 : 1,829,474.51 = 461,708.03 : x
  2. Step 2: Convert to fraction form
    1,219,807.42/1,829,474.51 = 461,708.03/x
  3. Step 3: Cross multiply
    1,219,807.42x = 1,829,474.51 × 461,708.03
  4. Step 4: Simplify right side
    1,219,807.42x = 844,683,074,212.46
  5. Step 5: Solve for x
    x = 844,683,074,212.46/1,219,807.42
  6. Step 6: Final answer
    x = 692,472.49

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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.