Home / 1,202,166.78-1,658,990.16-692,901.96

Finding the Fourth Proportional to 1,202,166.78, 1,658,990.16 and 692,901.96

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Solution

The fourth proportional to 1,202,166.78, 1,658,990.16 and 692,901.96 is: 956,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,166.78 : 1,658,990.16 = 692,901.96 : x
  2. Step 2: Convert to fraction form
    1,202,166.78/1,658,990.16 = 692,901.96/x
  3. Step 3: Cross multiply
    1,202,166.78x = 1,658,990.16 × 692,901.96
  4. Step 4: Simplify right side
    1,202,166.78x = 1,149,517,533,484.71
  5. Step 5: Solve for x
    x = 1,149,517,533,484.71/1,202,166.78
  6. Step 6: Final answer
    x = 956,204.71

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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.