Home / 1,234,134.80-1,703,988.64-962,506.16

Finding the Fourth Proportional to 1,234,134.80, 1,703,988.64 and 962,506.16

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Solution

The fourth proportional to 1,234,134.80, 1,703,988.64 and 962,506.16 is: 1,328,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,134.80 : 1,703,988.64 = 962,506.16 : x
  2. Step 2: Convert to fraction form
    1,234,134.80/1,703,988.64 = 962,506.16/x
  3. Step 3: Cross multiply
    1,234,134.80x = 1,703,988.64 × 962,506.16
  4. Step 4: Simplify right side
    1,234,134.80x = 1,640,099,562,570.02
  5. Step 5: Solve for x
    x = 1,640,099,562,570.02/1,234,134.80
  6. Step 6: Final answer
    x = 1,328,946.86

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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.