Home / 1,219,737.55-1,683,274.73-675,822.45

Finding the Fourth Proportional to 1,219,737.55, 1,683,274.73 and 675,822.45

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Solution

The fourth proportional to 1,219,737.55, 1,683,274.73 and 675,822.45 is: 932,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,737.55 : 1,683,274.73 = 675,822.45 : x
  2. Step 2: Convert to fraction form
    1,219,737.55/1,683,274.73 = 675,822.45/x
  3. Step 3: Cross multiply
    1,219,737.55x = 1,683,274.73 × 675,822.45
  4. Step 4: Simplify right side
    1,219,737.55x = 1,137,594,848,358.71
  5. Step 5: Solve for x
    x = 1,137,594,848,358.71/1,219,737.55
  6. Step 6: Final answer
    x = 932,655.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.